답안내용은 토플 스피킹 액츄얼 테스트 책 중에서 TEST 10의 3에 해당됩니다.
The man does not think it is a good idea.
First, he says that student's lives clash each other because students have different schdules outside of the school. To be specific, student's scehdules change according to personal obligations or preferences about hobbies. Classes do not influnece the student's scheuldes the most.
Second, he mentions that students who have same major already share much time to collaborate each other. Rather, exposing students to people who have another major would be more beneficial educationally. Students can meet different perspecives and broaden their horizons.
For these reasons, he believes that the policy is not a good idea.