Definition: In this task you are given a small conversation between two persons and 4 options on how the conversation should continue. Your job is to choose the most reasonable option. The conversation and the options are separated by a newline character. Each dialogue in the conversation are separated by a comma. F and M indicate female and male, respectively.
Input: F: Well, Mary and Richard called they'll be here soon and then we'll eat. ,M: All right. Is Susan coming? ,F: No. She has to work late tonight.
(A) M: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (B) M: So there will be four people for dinner. (C) M: So Mary can't come because of work, there will be four people for dinner. (D) M: Since Susan is coming, there will be five people for dinner, right?

B