/**
* @param string $title
*
* @return Question
*/
public function openQuestion($title)
{
$question = new Question();
$question->setTitle($title);
$question->setInvite('Invite...');
$interactionQcm = new InteractionOpen();
$interactionQcm->setQuestion($question);
$this->om->persist($interactionQcm);
$this->om->persist($question);
return $question;
}
