public function readFeedbackQuestions($id) {
        $questions = $this->readStoreRecords('feedback_item', ['feedback' => $id]);
        $expandedQuestions = [];
        foreach ($questions as $index => $question) {
            $expandedQuestion = $question;
            $expandedQuestion->template = $this->readStoreRecord('feedback_template', ['id' => $question->template]);
            $expandedQuestion->url = $this->cfg->wwwroot . '/mod/feedback/edit_item.php?id='.$question->id;
            $expandedQuestions[$index] = $expandedQuestion;
        }
        return $expandedQuestions;
    }