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: Hi Mary. Shall we go out for a walk? ,F: Well, I'd love to. But you see, I have to return this book to Xiao Ming. ,M: But you just borrowed it this day last week. Isn't it any good? ,F: Of course, it is. In fact, I finished it the day before yesterday.
(A) M: So, you mean you kept the book for a whole week but you finished it the day before yesterday? (B) M: Excuse me, could you repeat the question? (C) M: Oh,I see. You kept the book for five days and you don't have to return this book to Xiao Ming. (D) M: Really? You borrowed it this day last month but you just kept the book for 2 days?

A