function dozent_get_question( $question_id ) {
		global $wpdb;

		$cache_key = "question_{$question_id}";
		$question  = wp_cache_get( $cache_key, 'quiz_question', true );

		if ( false === $question ) {
			$question
				= $wpdb->get_row( "SELECT * FROM {$wpdb->dozent_quiz_questions} WHERE question_id = {$question_id} LIMIT 1; " );

			if ( $question ) {
				$options = $wpdb->get_results( "SELECT * FROM {$wpdb->dozent_quiz_question_options} WHERE question_id = {$question_id} ORDER BY sort_order ASC ;" );
				$question->options = $options;
			}

			wp_cache_set( $cache_key, $question, 'quiz_question' );
		}

		return $question;
	}