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: I've been waiting for 3 weeks for someone to return Harry Potter to the library. I'm getting so impatient. ,F: Why don't you just buy your own copy on line?
(A) M: Well. I would like to waiting for borrowing the book, but I have been waiting for 3 months. (B) M: Okay. I just want to borrow the book named Harry Potter. (C) M: I’m sorry, I don’t understand. Could you say it again? (D) M: You are right. I am going to return a book to the library. I hope someone can return Harry Potter to me.

B