F: Good morning, doctor Vincent. May I come in? ,M: Good morning, ma'am. Of course, how can I be of help? ,F: Well it's about school, doctor Vincent. It's just that Alan and I wanted to have a few people over for a dinner party to celebrate finishing my paper and we would particularly like to invite you since you're the chairman, would you please come this weekend on Saturday?
(A) M: OK. Since I am the chairman, I will come to the party on Friday. (B) M: I’m sorry, I didn’t catch that. Would you mind speaking more slowly? (C) M: Sure. It is my honor to join the breakfast party as a doctor. (D) M: Since I have helped you with your paper, I will come to the party tonight.
B