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: M: Oh, hello. How much is the ticket for tonight's performance of the concert? ,F: Full price is $35 or $25 for students. ,M: I'll get 2 tickets. Here are the student cards.
(A) F: That's $70 in total. (B) F: I am afraid I did not quite catch what you were saying. Please repeat it. (C) F: That's $60 for each person. (D) F: OK, here's your $50 change.

B