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질문할 때 예의를 지키시기 바랍니다.(빨리... 고수분만..... 이런 식의 요구는 자제 바랍니다.)
질문 내용 :

다음 글의 밑줄 친 부분 중, 어법상 틀린 것을 고르시오.
Occasions that celebrate special events or that mark the beginning or end of a process often ①call for an after-dinner speech. Political rallies, award banquets, the kickoff of a fund-raising campaign, or the end of the school year may provide the setting for such a speech. ②In keeping with the nature of the occasion, after-dinner speeches should not be too difficult to digest. Speakers ③making these presentations usually do not introduce radical ideas that require listeners to rethink their values or that ask for dramatic changes in belief or behavior. ④None are such occasions the time for anger or negativity. ⑤They are a time for people to savor who they are, what they have done, or what they wish to do. [3점]

* 정답이 4번인데 왜 그것이 답이되는지 이유를 좀 설명해주시면 감사하겟습니다.