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: Hello, do you have the best of Mozart? ,F: I'm sorry. We've just sold out, but we can order one for you. If you give us your number, we'll call you when the CD arrives.
(A) M: Thank you, you are really helpful. (B) M: I am really sorry, I did not catch that. Would you slow down, please? (C) M: It's so generous of you to give me the CD for free. (D) M: It will be more helpful if you can tell me when will the Beethoven CD arrives approximately.

A