public function checkCount(Question $question)
 {
     $answers = $question->getAnswers();
     $countTrueAnswers = 0;
     foreach ($answers as $item) {
         $item->getCorrectly() ? $countTrueAnswers++ : null;
     }
     if ($countTrueAnswers > 3) {
         $this->session->getFlashBag()->add('notice', 'You have to add not more than 3 true answers for question ' . $question->getTextQuestion());
         return false;
     }
     return true;
 }