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: I like this textbook, but the cover is damaged. Do you have any other copies? ,M: If that is the only copy on the shelf, I'll give you a discount.
(A) F: You can borrow English books here. (B) F: Miss Wang is coming. (C) F: I’m sorry, I don’t understand. Could you say it again? (D) F:  I like this textbook much better.

D