i use this

<?php

/**
* @property WpProQuiz_Model_Quiz quiz
* @property WpProQuiz_Model_Question[] question
* @property WpProQuiz_Model_Category[] category
* @property WpProQuiz_Model_Form[] forms
*/
class WpProQuiz_View_FrontQuiz extends WpProQuiz_View_View
{
private $_clozeTemp = array();
private $_assessmetTemp = array();

private $_buttonNames = array();

private function loadButtonNames()
{
if (!empty($this->_buttonNames)) {
return;
}

$names = array(
'start_quiz' => __('Start quiz', 'wp-pro-quiz'),
'restart_quiz' => __('Restart quiz', 'wp-pro-quiz'),
'quiz_summary' => __('Quiz-summary', 'wp-pro-quiz'),
'finish_quiz' => __('Finish quiz', 'wp-pro-quiz'),
'quiz_is_loading' => __('Quiz is loading...', 'wp-pro-quiz'),
'lock_box_msg' => __('You have already completed the quiz before. Hence you can not start it again.',
'wp-pro-quiz'),
'only_registered_user_msg' => __('You must sign in or sign up to start the quiz.', 'wp-pro-quiz'),
'prerequisite_msg' => __('You have to finish following quiz, to start this quiz:', 'wp-pro-quiz')
);

$this->_buttonNames = ((array)apply_filters('wpProQuiz_filter_frontButtonNames', $names, $this)) + $names;
}

/**
* @param $data WpProQuiz_Model_AnswerTypes
*
* @return array
*/
private function getFreeCorrect($data)
{
$t = str_replace("\r\n", "\n", strtolower($data->getAnswer()));
$t = str_replace("\r", "\n", $t);
$t = explode("\n", $t);

return array_values(array_filter(array_map('trim', $t), array($this, 'removeEmptyElements')));
}

private function removeEmptyElements($v)
{
return !empty($v) || $v === '0';
}

public function show($preview = false)
{
$this->loadButtonNames();

$question_count = count($this->question);

$result = $this->quiz->getResultText();

if (!$this->quiz->isResultGradeEnabled()) {
$result = array(
'text' => array($result),
'prozent' => array(0)
);
}

$resultsProzent = json_encode($result);

$resultReplace = array();

foreach ($this->forms as $form) {
/* @var $form WpProQuiz_Model_Form */

$resultReplace = '<span class="wpProQuiz_resultForm" data-form_id="' . $form->getFormId() . '"></span>';
}

foreach ($result as &$text) {
$text = str_replace(array_keys($resultReplace), $resultReplace, $text);
}

?>
<div class="wpProQuiz_content" id="wpProQuiz_<?php echo $this->quiz->getId(); ?>">
<?php

if (!$this->quiz->isTitleHidden()) {
echo '<h2>', $this->quiz->getName(), '</h2>';
}

$this->showTimeLimitBox();
$this->showCheckPageBox($question_count);
$this->showInfoPageBox();
$this->showStartQuizBox();
$this->showLockBox();
$this->showLoadQuizBox();
$this->showStartOnlyRegisteredUserBox();
$this->showPrerequisiteBox();
$this->showResultBox($result, $question_count);

if ($this->quiz->getToplistDataShowIn() == WpProQuiz_Model_Quiz::QUIZ_TOPLIST_SHOW_IN_BUTTON) {
$this->showToplistInButtonBox();
}

$this->showReviewBox($question_count);
$this->showQuizAnker();

$quizData = $this->showQuizBox($question_count);

?>
</div>
<?php

$bo = $this->createOption($preview);

/*
* old function
*
<script type="text/javascript">
jQuery(document).ready(function ($) {
$('#wpProQuiz_<?php echo $this->quiz->getId(); ?>').wpProQuizFront({
quizId: <?php echo (int)$this->quiz->getId(); ?>,
mode: <?php echo (int)$this->quiz->getQuizModus(); ?>,
globalPoints: <?php echo (int)$quizData; ?>,
timelimit: <?php echo (int)$this->quiz->getTimeLimit(); ?>,
resultsGrade: <?php echo $resultsProzent; ?>,
bo: <?php echo $bo ?>,
qpp: <?php echo $this->quiz->getQuestionsPerPage(); ?>,
catPoints: <?php echo json_encode($quizData); ?>,
formPos: <?php echo (int)$this->quiz->getFormShowPosition(); ?>,
lbn: <?php echo json_encode(($this->quiz->isShowReviewQuestion() && !$this->quiz->isQuizSummaryHide()) ? $this->_buttonNames : $this->_buttonNames); ?>,
json: <?php echo json_encode($quizData); ?>
});
});
</script>
*/
?>
<script type="text/javascript">
window.wpProQuizInitList = window.wpProQuizInitList || [];

window.wpProQuizInitList.push({
id: '#wpProQuiz_<?php echo $this->quiz->getId(); ?>',
init: {
quizId: <?php echo (int)$this->quiz->getId(); ?>,
mode: <?php echo (int)$this->quiz->getQuizModus(); ?>,
globalPoints: <?php echo (int)$quizData; ?>,
timelimit: <?php echo (int)$this->quiz->getTimeLimit(); ?>,
resultsGrade: <?php echo $resultsProzent; ?>,
bo: <?php echo $bo ?>,
qpp: <?php echo $this->quiz->getQuestionsPerPage(); ?>,
catPoints: <?php echo json_encode($quizData); ?>,
formPos: <?php echo (int)$this->quiz->getFormShowPosition(); ?>,
lbn: <?php echo json_encode(($this->quiz->isShowReviewQuestion() && !$this->quiz->isQuizSummaryHide()) ? $this->_buttonNames : $this->_buttonNames); ?>,
json: <?php echo json_encode($quizData); ?>
}
});
</script>
<?php
}

private function createOption($preview)
{
$bo = 0;

$bo |= ((int)$this->quiz->isAnswerRandom()) << 0;
$bo |= ((int)$this->quiz->isQuestionRandom()) << 1;
$bo |= ((int)$this->quiz->isDisabledAnswerMark()) << 2;
$bo |= ((int)($this->quiz->isQuizRunOnce() || $this->quiz->isPrerequisite() || $this->quiz->isStartOnlyRegisteredUser())) << 3;
$bo |= ((int)$preview) << 4;
$bo |= ((int)get_option('wpProQuiz_corsActivated')) << 5;
$bo |= ((int)$this->quiz->isToplistDataAddAutomatic()) << 6;
$bo |= ((int)$this->quiz->isShowReviewQuestion()) << 7;
$bo |= ((int)$this->quiz->isQuizSummaryHide()) << 8;
$bo |= ((int)(!$this->quiz->isSkipQuestionDisabled() && $this->quiz->isShowReviewQuestion())) << 9;
$bo |= ((int)$this->quiz->isAutostart()) << 10;
$bo |= ((int)$this->quiz->isForcingQuestionSolve()) << 11;
$bo |= ((int)$this->quiz->isHideQuestionPositionOverview()) << 12;
$bo |= ((int)$this->quiz->isFormActivated()) << 13;
$bo |= ((int)$this->quiz->isShowMaxQuestion()) << 14;
$bo |= ((int)$this->quiz->isSortCategories()) << 15;

return $bo;
}

public function showMaxQuestion()
{
$this->loadButtonNames();

$question_count = count($this->question);

$result = $this->quiz->getResultText();

if (!$this->quiz->isResultGradeEnabled()) {
$result = array(
'text' => array($result),
'prozent' => array(0)
);
}

$resultsProzent = json_encode($result);

?>
<div class="wpProQuiz_content" id="wpProQuiz_<?php echo $this->quiz->getId(); ?>">
<?php

if (!$this->quiz->isTitleHidden()) {
echo '<h2>', $this->quiz->getName(), '</h2>';
}

$this->showTimeLimitBox();
$this->showCheckPageBox($question_count);
$this->showInfoPageBox();
$this->showStartQuizBox();
$this->showLockBox();
$this->showLoadQuizBox();
$this->showStartOnlyRegisteredUserBox();
$this->showPrerequisiteBox();
$this->showResultBox($result, $question_count);

if ($this->quiz->getToplistDataShowIn() == WpProQuiz_Model_Quiz::QUIZ_TOPLIST_SHOW_IN_BUTTON) {
$this->showToplistInButtonBox();
}

$this->showReviewBox($question_count);
$this->showQuizAnker();
?>
</div>
<?php

$bo = $this->createOption(false);

?>
<script type="text/javascript">
jQuery(document).ready(function ($) {
$('#wpProQuiz_<?php echo $this->quiz->getId(); ?>').wpProQuizFront({
quizId: <?php echo (int)$this->quiz->getId(); ?>,
mode: <?php echo (int)$this->quiz->getQuizModus(); ?>,
timelimit: <?php echo (int)$this->quiz->getTimeLimit(); ?>,
resultsGrade: <?php echo $resultsProzent; ?>,
bo: <?php echo $bo ?>,
qpp: <?php echo $this->quiz->getQuestionsPerPage(); ?>,
formPos: <?php echo (int)$this->quiz->getFormShowPosition(); ?>,
lbn: <?php echo json_encode(($this->quiz->isShowReviewQuestion() && !$this->quiz->isQuizSummaryHide()) ? $this->_buttonNames : $this->_buttonNames); ?>
});
});
</script>
<?php
}

public function getQuizData()
{
ob_start();

$this->loadButtonNames();

$quizData = $this->showQuizBox(count($this->question));

$quizData = ob_get_contents();

ob_end_clean();

return $quizData;
}

private function showQuizAnker()
{
?>
<div class="wpProQuiz_quizAnker" style="display: none;"></div>
<?php
}

private function showAddToplist()
{
?>
<div class="wpProQuiz_addToplist" style="display: none;">
<span style="font-weight: bold;"><?php _e('Your result has been entered into leaderboard',
'wp-pro-quiz'); ?></span>

<div style="margin-top: 6px;">
<div class="wpProQuiz_addToplistMessage" style="display: none;"><?php _e('Loading',
'wp-pro-quiz'); ?></div>
<div class="wpProQuiz_addBox">
<div>
<span>
<label>
<?php _e('Name', 'wp-pro-quiz'); ?>: <input type="text" placeholder="<?php _e('Name',
'wp-pro-quiz'); ?>" name="wpProQuiz_toplistName" maxlength="15" size="16"
style="width: 150px;">
</label>
<label>
<?php _e('E-Mail', 'wp-pro-quiz'); ?>: <input type="email"
placeholder="<?php _e('E-Mail',
'wp-pro-quiz'); ?>"
name="wpProQuiz_toplistEmail" size="20"
style="width: 150px;">
</label>
</span>

<div style="margin-top: 5px;">
<label>
<?php _e('Captcha', 'wp-pro-quiz'); ?>: <input type="text" name="wpProQuiz_captcha"
size="8" style="width: 50px;">
</label>
<input type="hidden" name="wpProQuiz_captchaPrefix" value="0">
<img alt="captcha" src="" class="wpProQuiz_captchaImg" style="vertical-align: middle;">
</div>
</div>
<input class="wpProQuiz_button2" type="submit" value="<?php _e('Send', 'wp-pro-quiz'); ?>"
name="wpProQuiz_toplistAdd">
</div>
</div>
</div>
<?php
}

private function fetchCloze($answer_text)
{
preg_match_all('#\{(.*?)(?:\|(\d+))?(?:+)?\}#im', $answer_text, $matches, PREG_SET_ORDER);

$data = array();

foreach ($matches as $k => $v) {
$text = $v;
$points = !empty($v) ? (int)$v : 1;
$rowText = $multiTextData = array();
$len = array();

if (preg_match_all('#\#im', $text, $multiTextMatches)) {
foreach ($multiTextMatches as $multiText) {
$x = mb_strtolower(trim(html_entity_decode($multiText, ENT_QUOTES)));

$len[] = strlen($x);
$multiTextData[] = $x;
$rowText[] = $multiText;
}
} else {
$x = mb_strtolower(trim(html_entity_decode($text, ENT_QUOTES)));

$len[] = strlen($x);
$multiTextData[] = $x;
$rowText[] = $text;
}

$a = '<span class="wpProQuiz_cloze"><input data-wordlen="' . max($len) . '" type="text" value=""> ';
$a .= '<span class="wpProQuiz_clozeCorrect" style="display: none;">(' . implode(', ',
$rowText) . ')</span></span>';

$data[] = $multiTextData;
$data[] = $points;
$data[] = $a;
}

$data = preg_replace('#\{(.*?)(?:\|(\d+))?(?:+)?\}#im', '@@wpProQuizCloze@@', $answer_text);

return $data;
}

private function clozeCallback($t)
{
$a = array_shift($this->_clozeTemp);

return $a === null ? '' : $a;
}

private function fetchAssessment($answerText, $quizId, $questionId)
{
preg_match_all('#\{(.*?)\}#im', $answerText, $matches);

$this->_assessmetTemp = array();
$data = array();

for ($i = 0, $ci = count($matches); $i < $ci; $i++) {
$match = $matches;

preg_match_all('#\[(]+)(?:\|(\d+))?\]#im', $match, $ms);

$a = '';

for ($j = 0, $cj = count($ms); $j < $cj; $j++) {
$v = $ms;

$a .= '<label>
<input type="radio" value="' . ($j + 1) . '" name="question_' . $quizId . '_' . $questionId . '_' . $i . '" class="wpProQuiz_questionInput" data-index="' . $i . '">
' . $v . '
</label>';

}

$this->_assessmetTemp[] = $a;
}

$data = preg_replace('#\{(.*?)\}#im', '@@wpProQuizAssessment@@', $answerText);

return $data;
}

private function assessmentCallback($t)
{
$a = array_shift($this->_assessmetTemp);

return $a === null ? '' : $a;
}

private function showFormBox()
{
$info = '<div class="wpProQuiz_invalidate">' . __('You must fill out this field.', 'wp-pro-quiz') . '</div>';

$validateText = array(
WpProQuiz_Model_Form::FORM_TYPE_NUMBER => __('You must specify a number.', 'wp-pro-quiz'),
WpProQuiz_Model_Form::FORM_TYPE_TEXT => __('You must specify a text.', 'wp-pro-quiz'),
WpProQuiz_Model_Form::FORM_TYPE_EMAIL => __('You must specify an email address.', 'wp-pro-quiz'),
WpProQuiz_Model_Form::FORM_TYPE_DATE => __('You must specify a date.', 'wp-pro-quiz')
);
?>
<div class="wpProQuiz_forms">
<table>
<tbody>

<?php
$index = 0;
foreach ($this->forms as $form) {
/* @var $form WpProQuiz_Model_Form */

$id = 'forms_' . $this->quiz->getId() . '_' . $index++;
$name = 'wpProQuiz_field_' . $form->getFormId();
?>
<tr>
<td>
<?php
echo '<label for="' . $id . '">';
echo esc_html($form->getFieldname());
echo $form->isRequired() ? '<span class="wpProQuiz_required">*</span>' : '';
echo '</label>';
?>
</td>
<td>

<?php
switch ($form->getType()) {
case WpProQuiz_Model_Form::FORM_TYPE_TEXT:
case WpProQuiz_Model_Form::FORM_TYPE_EMAIL:
case WpProQuiz_Model_Form::FORM_TYPE_NUMBER:
echo '<input name="' . $name . '" id="' . $id . '" type="text" ',
'data-required="' . (int)$form->isRequired() . '" data-type="' . $form->getType() . '" data-form_id="' . $form->getFormId() . '">';
break;
case WpProQuiz_Model_Form::FORM_TYPE_TEXTAREA:
echo '<textarea rows="5" cols="20" name="' . $name . '" id="' . $id . '" ',
'data-required="' . (int)$form->isRequired() . '" data-type="' . $form->getType() . '" data-form_id="' . $form->getFormId() . '"></textarea>';
break;
case WpProQuiz_Model_Form::FORM_TYPE_CHECKBOX:
echo '<input name="' . $name . '" id="' . $id . '" type="checkbox" value="1"',
'data-required="' . (int)$form->isRequired() . '" data-type="' . $form->getType() . '" data-form_id="' . $form->getFormId() . '">';
break;
case WpProQuiz_Model_Form::FORM_TYPE_DATE:
echo '<div data-required="' . (int)$form->isRequired() . '" data-type="' . $form->getType() . '" class="wpProQuiz_formFields" data-form_id="' . $form->getFormId() . '">';
echo WpProQuiz_Helper_Until::getDatePicker(get_option('date_format', 'j. F Y'),
$name);
echo '</div>';
break;
case WpProQuiz_Model_Form::FORM_TYPE_RADIO:
echo '<div data-required="' . (int)$form->isRequired() . '" data-type="' . $form->getType() . '" class="wpProQuiz_formFields" data-form_id="' . $form->getFormId() . '">';

if ($form->getData() !== null) {
foreach ($form->getData() as $data) {
echo '<label>';
echo '<input name="' . $name . '" type="radio" value="' . esc_attr($data) . '"> ',
esc_html($data);
echo '</label> ';
}
}

echo '</div>';

break;
case WpProQuiz_Model_Form::FORM_TYPE_SELECT:
if ($form->getData() !== null) {
echo '<select name="' . $name . '" id="' . $id . '" ',
'data-required="' . (int)$form->isRequired() . '" data-type="' . $form->getType() . '" data-form_id="' . $form->getFormId() . '">';
echo '<option value=""></option>';

foreach ($form->getData() as $data) {
echo '<option value="' . esc_attr($data) . '">', esc_html($data), '</option>';
}

echo '</select>';
}
break;
case WpProQuiz_Model_Form::FORM_TYPE_YES_NO:
echo '<div data-required="' . (int)$form->isRequired() . '" data-type="' . $form->getType() . '" class="wpProQuiz_formFields" data-form_id="' . $form->getFormId() . '">';
echo '<label>';
echo '<input name="' . $name . '" type="radio" value="1"> ',
__('Yes', 'wp-pro-quiz');
echo '</label> ';

echo '<label>';
echo '<input name="' . $name . '" type="radio" value="0"> ',
__('No', 'wp-pro-quiz');
echo '</label> ';
echo '</div>';
break;
}

if (isset($validateText)) {
echo '<div class="wpProQuiz_invalidate">' . $validateText . '</div>';
} else {
echo '<div class="wpProQuiz_invalidate">' . __('You must fill out this field.',
'wp-pro-quiz') . '</div>';
}
?>
</td>
</tr>
<?php } ?>
</tbody>
</table>

</div>

<?php
}

private function showLockBox()
{
?>
<div style="display: none;" class="wpProQuiz_lock">
<p>
<?php echo $this->_buttonNames; ?>
</p>
</div>
<?php
}

private function showStartOnlyRegisteredUserBox()
{
?>
<div style="display: none;" class="wpProQuiz_startOnlyRegisteredUser">
<p>
<?php echo $this->_buttonNames; ?>
</p>
</div>
<?php
}

private function showPrerequisiteBox()
{
?>
<div style="display: none;" class="wpProQuiz_prerequisite">
<p>
<?php echo $this->_buttonNames; ?>
<span></span>
</p>
</div>
<?php
}

private function showCheckPageBox($questionCount)
{
?>
<div class="wpProQuiz_checkPage" style="display: none;">
<h4 class="wpProQuiz_header"><?php echo $this->_buttonNames; ?></h4>

<p>
<?php printf(__('%s of %s questions completed', 'wp-pro-quiz'), '<span>0</span>', $questionCount); ?>
</p>

<p><?php _e('Questions', 'wp-pro-quiz'); ?>:</p>

<div style="margin-bottom: 20px;" class="wpProQuiz_box">
<ol>
<?php for ($xy = 1; $xy <= $questionCount; $xy++) { ?>
<li><?php echo $xy; ?></li>
<?php } ?>
</ol>
<div style="clear: both;"></div>
</div>

<?php
if ($this->quiz->isFormActivated() && $this->quiz->getFormShowPosition() == WpProQuiz_Model_Quiz::QUIZ_FORM_POSITION_END
&& ($this->quiz->isShowReviewQuestion() && !$this->quiz->isQuizSummaryHide())
) {

?>
<h4 class="wpProQuiz_header"><?php _e('Information', 'wp-pro-quiz'); ?></h4>
<?php
$this->showFormBox();
}

?>

<input type="button" name="endQuizSummary" value="<?php echo $this->_buttonNames; ?>"
class="wpProQuiz_button">
</div>
<?php
}

private function showInfoPageBox()
{
?>
<div class="wpProQuiz_infopage" style="display: none;">
<h4><?php _e('Information', 'wp-pro-quiz'); ?></h4>

<?php
if ($this->quiz->isFormActivated() && $this->quiz->getFormShowPosition() == WpProQuiz_Model_Quiz::QUIZ_FORM_POSITION_END
&& (!$this->quiz->isShowReviewQuestion() || $this->quiz->isQuizSummaryHide())
) {
$this->showFormBox();
}

?>

<input type="button" name="endInfopage" value="<?php echo $this->_buttonNames; ?>"
class="wpProQuiz_button">
</div>
<?php
}

private function showStartQuizBox()
{
?>
<div class="wpProQuiz_text">
<p>
<?php echo do_shortcode(apply_filters('comment_text', $this->quiz->getText(), array("is_wpdiscuz_comment" => TRUE))); ?> 
</p>

<?php
if ($this->quiz->isFormActivated() && $this->quiz->getFormShowPosition() == WpProQuiz_Model_Quiz::QUIZ_FORM_POSITION_START) {
$this->showFormBox();
}
?>

<div>
<input class="wpProQuiz_button" type="button" value="<?php echo $this->_buttonNames; ?>"
name="startQuiz">
</div>
</div>
<?php
}

private function showTimeLimitBox()
{
?>
<div style="display: none;" class="wpProQuiz_time_limit">
<div class="time"><?php _e('Time limit', 'wp-pro-quiz'); ?>: <span>0</span></div>
<div class="wpProQuiz_progress"></div>
</div>
<?php
}

private function showReviewBox($questionCount)
{
?>
<div class="wpProQuiz_reviewDiv" style="display: none;">
<div class="wpProQuiz_reviewQuestion">
<ol>
<?php for ($xy = 1; $xy <= $questionCount; $xy++) { ?>
<li><?php echo $xy; ?></li>
<?php } ?>
</ol>
<div style="display: none;"></div>
</div>
<div class="wpProQuiz_reviewLegend">
<ol>
<li>
<span class="wpProQuiz_reviewColor" style="background-color: #6CA54C;"></span>
<span class="wpProQuiz_reviewText"><?php _e('Answered', 'wp-pro-quiz'); ?></span>
</li>
<li>
<span class="wpProQuiz_reviewColor" style="background-color: #FFB800;"></span>
<span class="wpProQuiz_reviewText"><?php _e('Review', 'wp-pro-quiz'); ?></span>
</li>
</ol>
<div style="clear: both;"></div>
</div>
<div>
<?php if ($this->quiz->getQuizModus() != WpProQuiz_Model_Quiz::QUIZ_MODUS_SINGLE) { ?>
<input type="button" name="review" value="<?php _e('Review question', 'wp-pro-quiz'); ?>"
class="wpProQuiz_button2" style="float: left; display: block;">
<?php if (!$this->quiz->isQuizSummaryHide()) { ?>
<input type="button" name="quizSummary"
value="<?php echo $this->_buttonNames; ?>" class="wpProQuiz_button2"
style="float: right;">
<?php } ?>
<div style="clear: both;"></div>
<?php } ?>
</div>
</div>
<?php
}

private function showResultBox($result, $questionCount)
{
?>
<div style="display: none;" class="wpProQuiz_results">
<h4 class="wpProQuiz_header"><?php _e('Results', 'wp-pro-quiz'); ?></h4>
<?php if (!$this->quiz->isHideResultCorrectQuestion()) { ?>
<p style="text-align: center;">
<?php printf(__('%s of %s questions answered correctly.', 'wp-pro-quiz'),
'<span class="wpProQuiz_correct_answer">0</span>', '<span>' . $questionCount . '</span>'); ?>
</p>
<?php }
if (!$this->quiz->isHideResultQuizTime()) { ?>
<p class="wpProQuiz_quiz_time">
<?php _e('Your time: <span></span>', 'wp-pro-quiz'); ?>
</p>
<?php } ?>
<p class="wpProQuiz_time_limit_expired" style="display: none;">
<?php _e('Time has elapsed', 'wp-pro-quiz'); ?>
</p>
<?php if (!$this->quiz->isHideResultPoints()) { ?>
<p class="wpProQuiz_points">
<?php printf(__('You have reached %s of %s points (%s).', 'wp-pro-quiz'), '<span>0</span>',
'<span>0</span>', '<span>0</span>'); ?>
</p>
<?php } ?>
<?php if ($this->quiz->isShowAverageResult()) { ?>
<div class="wpProQuiz_resultTable">
<table>
<tbody>
<tr>
<td class="wpProQuiz_resultName"><?php _e('Average score', 'wp-pro-quiz'); ?></td>
<td class="wpProQuiz_resultValue">
<div style="background-color: #6CA54C;">&nbsp;</div>
<span>&nbsp;</span>
</td>
</tr>
<tr>
<td class="wpProQuiz_resultName"><?php _e('Your score', 'wp-pro-quiz'); ?></td>
<td class="wpProQuiz_resultValue">
<div style="background-color: #F79646;">&nbsp;</div>
<span>&nbsp;</span>
</td>
</tr>
</tbody>
</table>
</div>
<?php } ?>
<div class="wpProQuiz_catOverview" <?php $this->isDisplayNone($this->quiz->isShowCategoryScore()); ?>>
<h4><?php _e('Categories', 'wp-pro-quiz'); ?></h4>

<div style="margin-top: 10px;">
<ol>
<?php foreach ($this->category as $cat) {
if (!$cat->getCategoryId()) {
$cat->setCategoryName(__('Not categorized', 'wp-pro-quiz'));
}
?>
<li data-category_id="<?php echo $cat->getCategoryId(); ?>">
<span class="wpProQuiz_catName"><?php echo $cat->getCategoryName(); ?></span>
<span class="wpProQuiz_catPercent">0%</span>
</li>
<?php } ?>
</ol>
</div>
</div>
<div>
<ul class="wpProQuiz_resultsList">
<?php foreach ($result as $resultText) { ?>
<li style="display: none;">
<div>
<?php echo do_shortcode(apply_filters('comment_text', $resultText, array("is_wpdiscuz_comment" => TRUE ))); ?>
</div>
</li>
<?php } ?>
</ul>
</div>
<?php
if ($this->quiz->isToplistActivated()) {
if ($this->quiz->getToplistDataShowIn() == WpProQuiz_Model_Quiz::QUIZ_TOPLIST_SHOW_IN_NORMAL) {
echo do_shortcode('');
}

$this->showAddToplist();
}
?>
<div style="margin: 10px 0px;">
<?php if (!$this->quiz->isBtnRestartQuizHidden()) { ?>
<input class="wpProQuiz_button" type="button" name="restartQuiz"
value="<?php echo $this->_buttonNames; ?>">
<?php }
if (!$this->quiz->isBtnViewQuestionHidden()) { ?>
<input class="wpProQuiz_button" type="button" name="reShowQuestion"
value="<?php _e('View questions', 'wp-pro-quiz'); ?>">
<?php } ?>
<?php if ($this->quiz->isToplistActivated() && $this->quiz->getToplistDataShowIn() == WpProQuiz_Model_Quiz::QUIZ_TOPLIST_SHOW_IN_BUTTON) { ?>
<input class="wpProQuiz_button" type="button" name="showToplist"
value="<?php _e('Show leaderboard', 'wp-pro-quiz'); ?>">
<?php } ?>
</div>
</div>
<?php
}

private function showToplistInButtonBox()
{
?>
<div class="wpProQuiz_toplistShowInButton" style="display: none;">
<?php echo do_shortcode(''); ?>
</div>
<?php
}

private function showQuizBox($questionCount)
{
$globalPoints = 0;
$json = array();
$catPoints = array();
?>
<div style="display: none;" class="wpProQuiz_quiz">
<ol class="wpProQuiz_list">
<?php
$index = 0;
foreach ($this->question as $question) {
$index++;

/* @var $answerArray WpProQuiz_Model_AnswerTypes[] */
$answerArray = $question->getAnswerData();

$globalPoints += $question->getPoints();

$json = $question->getAnswerType();
$json = (int)$question->getId();
$json = (int)$question->getCategoryId();

if ($question->isAnswerPointsActivated() && $question->isAnswerPointsDiffModusActivated() && $question->isDisableCorrect()) {
$json = (int)$question->isDisableCorrect();
}

if (!isset($catPoints)) {
$catPoints = 0;
}

$catPoints += $question->getPoints();

if (!$question->isAnswerPointsActivated()) {
$json = $question->getPoints();
// $catPoints += $question->getPoints();
}

if ($question->isAnswerPointsActivated() && $question->isAnswerPointsDiffModusActivated()) {
// $catPoints += $question->getPoints();
$json = 1;
}

?>
<li class="wpProQuiz_listItem" style="display: none;">
<div
class="wpProQuiz_question_page" <?php $this->isDisplayNone($this->quiz->getQuizModus() != WpProQuiz_Model_Quiz::QUIZ_MODUS_SINGLE && !$this->quiz->isHideQuestionPositionOverview()); ?> >
<?php printf(__('Question %s of %s', 'wp-pro-quiz'), '<span>' . $index . '</span>',
'<span>' . $questionCount . '</span>'); ?>
</div>
<h5 style="<?php echo $this->quiz->isHideQuestionNumbering() ? 'display: none;' : 'display: inline-block;' ?>"
class="wpProQuiz_header">
<span><?php echo $index; ?></span>. <?php _e('Question', 'wp-pro-quiz'); ?>
</h5>

<?php if ($this->quiz->isShowPoints()) { ?>
<span style="font-weight: bold; float: right;"><?php printf(__('%d points', 'wp-pro-quiz'),
$question->getPoints()); ?></span>
<div style="clear: both;"></div>
<?php } ?>

<?php if ($question->getCategoryId() && $this->quiz->isShowCategory()) { ?>
<div style="font-weight: bold; padding-top: 5px;">
<?php printf(__('Category: %s', 'wp-pro-quiz'),
esc_html($question->getCategoryName())); ?>
</div>
<?php } ?>
<div class="wpProQuiz_question" style="margin: 10px 0 0 0;">
<div class="wpProQuiz_question_text">
<?php echo do_shortcode(apply_filters('comment_text', $question->getQuestion(), array("is_wpdiscuz_comment" => TRUE))); ?>
</div>
<?php if ($question->getAnswerType() === 'matrix_sort_answer') { ?>
<div class="wpProQuiz_matrixSortString">
<h5 class="wpProQuiz_header"><?php _e('Sort elements', 'wp-pro-quiz'); ?></h5>
<ul class="wpProQuiz_sortStringList">
<?php
$matrix = array();
foreach ($answerArray as $k => $v) {
$matrix[] = $k;

foreach ($answerArray as $k2 => $v2) {
if ($k != $k2) {
if ($v->getAnswer() == $v2->getAnswer()) {
$matrix[] = $k2;
} else {
if ($v->getSortString() == $v2->getSortString()) {
$matrix[] = $k2;
}
}
}
}
}

foreach ($answerArray as $k => $v) {
?>
<li class="wpProQuiz_sortStringItem" data-pos="<?php echo $k; ?>"
data-correct="<?php echo implode(',', $matrix); ?>">
<?php echo $v->isSortStringHtml() ? $v->getSortString() : esc_html($v->getSortString()); ?>
</li>
<?php } ?>
</ul>
<div style="clear: both;"></div>
</div>
<?php } ?>
<ul class="wpProQuiz_questionList" data-question_id="<?php echo $question->getId(); ?>"
data-type="<?php echo $question->getAnswerType(); ?>">
<?php
$answer_index = 0;

foreach ($answerArray as $v) {
$answer_text = $v->isHtml() ? $v->getAnswer() : esc_html($v->getAnswer());

if ($answer_text == '') {
continue;
}

if ($question->isAnswerPointsActivated()) {
$json[] = $v->getPoints();

// if(!$question->isAnswerPointsDiffModusActivated())
// $catPoints += $question->getPoints();
}

?>

<li class="wpProQuiz_questionListItem" data-pos="<?php echo $answer_index; ?>">

<?php if ($question->getAnswerType() === 'single' || $question->getAnswerType() === 'multiple') { ?>
<?php $json[] = (int)$v->isCorrect(); ?>
<span <?php echo $this->quiz->isNumberedAnswer() ? '' : 'style="display:none;"' ?>></span>
<label>
<input class="wpProQuiz_questionInput"
type="<?php echo $question->getAnswerType() === 'single' ? 'radio' : 'checkbox'; ?>"
name="question_<?php echo $this->quiz->getId(); ?>_<?php echo $question->getId(); ?>"
value="<?php echo($answer_index + 1); ?>"> <?php echo $answer_text; ?>
</label>

<?php } else {
if ($question->getAnswerType() === 'sort_answer') { ?>
<?php $json[] = (int)$answer_index; ?>
<div class="wpProQuiz_sortable">
<?php echo $answer_text; ?>
</div>
<?php } else {
if ($question->getAnswerType() === 'free_answer') { ?>
<?php $json = $this->getFreeCorrect($v); ?>
<label>
<input class="wpProQuiz_questionInput" type="text"
name="question_<?php echo $this->quiz->getId(); ?>_<?php echo $question->getId(); ?>"
style="width: 300px;">
</label>
<?php } else {
if ($question->getAnswerType() === 'matrix_sort_answer') { ?>
<?php
$json[] = (int)$answer_index;
$msacwValue = $question->getMatrixSortAnswerCriteriaWidth() > 0 ? $question->getMatrixSortAnswerCriteriaWidth() : 20;
?>
<table>
<tbody>
<tr class="wpProQuiz_mextrixTr">
<td width="<?php echo $msacwValue; ?>%">
<div
class="wpProQuiz_maxtrixSortText"><?php echo $answer_text; ?></div>
</td>
<td width="<?php echo 100 - $msacwValue; ?>%">
<ul class="wpProQuiz_maxtrixSortCriterion"></ul>
</td>
</tr>
</tbody>
</table>

<?php } else {
if ($question->getAnswerType() === 'cloze_answer') {
$clozeData = $this->fetchCloze($v->getAnswer());

$this->_clozeTemp = $clozeData;

$json = $clozeData;

if ($question->isAnswerPointsActivated()) {
$json = $clozeData;
}

$cloze = do_shortcode(apply_filters('comment_text',
$clozeData, array("is_wpdiscuz_comment" => TRUE)));
$cloze = $clozeData;

echo preg_replace_callback('#@@wpProQuizCloze@@#im',
array($this, 'clozeCallback'), $cloze);
} else {
if ($question->getAnswerType() === 'assessment_answer') {
$assessmentData = $this->fetchAssessment($v->getAnswer(),
$this->quiz->getId(), $question->getId());

$assessment = do_shortcode(apply_filters('comment_text',
$assessmentData, array("is_wpdiscuz_comment" => TRUE)));

echo preg_replace_callback('#@@wpProQuizAssessment@@#im',
array($this, 'assessmentCallback'), $assessment);

}
}
}
}
}
} ?>
</li>
<?php
$answer_index++;
}
?>
</ul>
</div>
<?php if (!$this->quiz->isHideAnswerMessageBox()) { ?>
<div class="wpProQuiz_response" style="display: none;">
<div style="display: none;" class="wpProQuiz_correct">
<?php if ($question->isShowPointsInBox() && $question->isAnswerPointsActivated()) { ?>
<div>
<span style="float: left;" class="wpProQuiz_respone_span">
<?php _e('Correct', 'wp-pro-quiz'); ?>
</span>
<span
style="float: right;"><?php echo $question->getPoints() . ' / ' . $question->getPoints(); ?><?php _e('Points',
'wp-pro-quiz'); ?></span>

<div style="clear: both;"></div>
</div>
<?php } else { ?>
<span class="wpProQuiz_respone_span">
<?php _e('Correct', 'wp-pro-quiz'); ?>
</span><br>
<?php }
$_correctMsg = trim(do_shortcode(apply_filters('comment_text',
$question->getCorrectMsg(), array("is_wpdiscuz_comment" => TRUE))));

if (strpos($_correctMsg, '<p') === 0) {
echo $_correctMsg;
} else {
echo '<p>', $_correctMsg, '</p>';
}
?>
</div>
<div style="display: none;" class="wpProQuiz_incorrect">
<?php if ($question->isShowPointsInBox() && $question->isAnswerPointsActivated()) { ?>
<div>
<span style="float: left;" class="wpProQuiz_respone_span">
<?php _e('Incorrect', 'wp-pro-quiz'); ?>
</span>
<span style="float: right;"><span
class="wpProQuiz_responsePoints"></span> / <?php echo $question->getPoints(); ?> <?php _e('Points',
'wp-pro-quiz'); ?></span>

<div style="clear: both;"></div>
</div>
<?php } else { ?>
<span class="wpProQuiz_respone_span">
<?php _e('Incorrect', 'wp-pro-quiz'); ?>
</span><br>
<?php }

if ($question->isCorrectSameText()) {
$_incorrectMsg = do_shortcode(apply_filters('comment_text',
$question->getCorrectMsg(), array("is_wpdiscuz_comment" => TRUE)));
} else {
$_incorrectMsg = do_shortcode(apply_filters('comment_text',
$question->getIncorrectMsg(), array("is_wpdiscuz_comment" => TRUE)));
}

if (strpos($_incorrectMsg, '<p') === 0) {
echo $_incorrectMsg;
} else {
echo '<p>', $_incorrectMsg, '</p>';
}

?>
</div>
</div>
<?php } ?>

<?php if ($question->isTipEnabled()) { ?>
<div class="wpProQuiz_tipp" style="display: none; position: relative;">
<div>
<h5 style="margin: 0 0 10px;" class="wpProQuiz_header"><?php _e('Hint',
'wp-pro-quiz'); ?></h5>
<?php echo do_shortcode(apply_filters('comment_text', $question->getTipMsg(), array("is_wpdiscuz_comment" => TRUE))); ?>
</div>
</div>
<?php } ?>

<?php if ($this->quiz->getQuizModus() == WpProQuiz_Model_Quiz::QUIZ_MODUS_CHECK && !$this->quiz->isSkipQuestionDisabled() && $this->quiz->isShowReviewQuestion()) { ?>
<input type="button" name="skip" value="<?php _e('Skip question', 'wp-pro-quiz'); ?>"
class="wpProQuiz_button wpProQuiz_QuestionButton"
style="float: left; margin-right: 10px !important;">
<?php } ?>
<input type="button" name="back" value="<?php _e('Back', 'wp-pro-quiz'); ?>"
class="wpProQuiz_button wpProQuiz_QuestionButton"
style="float: left !important; margin-right: 10px !important; display: none;">
<?php if ($question->isTipEnabled()) { ?>
<input type="button" name="tip" value="<?php _e('Hint', 'wp-pro-quiz'); ?>"
class="wpProQuiz_button wpProQuiz_QuestionButton wpProQuiz_TipButton"
style="float: left !important; display: inline-block; margin-right: 10px !important;">
<?php } ?>
<input type="button" name="check" value="<?php _e('Check', 'wp-pro-quiz'); ?>"
class="wpProQuiz_button wpProQuiz_QuestionButton"
style="float: right !important; margin-right: 10px !important; display: none;">
<input type="button" name="next" value="<?php _e('Next', 'wp-pro-quiz'); ?>"
class="wpProQuiz_button wpProQuiz_QuestionButton" style="float: right; display: none;">

<div style="clear: both;"></div>

<?php if ($this->quiz->getQuizModus() == WpProQuiz_Model_Quiz::QUIZ_MODUS_SINGLE) { ?>
<div style="margin-bottom: 20px;"></div>
<?php } ?>

</li>

<?php } ?>
</ol>
<?php if ($this->quiz->getQuizModus() == WpProQuiz_Model_Quiz::QUIZ_MODUS_SINGLE) { ?>
<div>
<input type="button" name="wpProQuiz_pageLeft"
data-text="<?php echo esc_attr(__('Page %d', 'wp-pro-quiz')); ?>"
style="float: left; display: none;" class="wpProQuiz_button wpProQuiz_QuestionButton">
<input type="button" name="wpProQuiz_pageRight"
data-text="<?php echo esc_attr(__('Page %d', 'wp-pro-quiz')); ?>"
style="float: right; display: none;" class="wpProQuiz_button wpProQuiz_QuestionButton">

<?php if ($this->quiz->isShowReviewQuestion() && !$this->quiz->isQuizSummaryHide()) { ?>
<input type="button" name="checkSingle"
value="<?php echo $this->_buttonNames; ?>"
class="wpProQuiz_button wpProQuiz_QuestionButton" style="float: right;">
<?php } else { ?>
<input type="button" name="checkSingle"
value="<?php echo $this->_buttonNames; ?>"
class="wpProQuiz_button wpProQuiz_QuestionButton" style="float: right;">
<?php } ?>

<div style="clear: both;"></div>
</div>
<?php } ?>
</div>
<?php

return array('globalPoints' => $globalPoints, 'json' => $json, 'catPoints' => $catPoints);
}

private function showLoadQuizBox()
{
?>
<div style="display: none;" class="wpProQuiz_loadQuiz">
<p>
<?php echo $this->_buttonNames; ?>
</p>
</div>
<?php
}
}

Are you referring to this closed plugin?

https://wordpress.org/plugins/wp-pro-quiz/

This plugin have conflict with wpproquiz how do fixed it

https://www.radiantlearners.com/chemistry-quiz/