F: How important are friends to you, Bill? ,M: That's kind of a strange question for this setting. Don't you think so? ,F: Well, the teacher hasn't come in yet, class hasn't begun and I was just wondering about it. So what do you think about friends?
(A) M: Maybe we should be quiet. There are many people studying here in the library. (B) M: Do you know what's wrong with my computer? I have to finish the project before our meeting. (C) M: Come on, are you sure you want to discuss this during the class? Professor is staring at us. (D) M: Excuse me, could you repeat the question?
D