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: Excuse me. I want a single room with a bath. What's the rate? ,F: It's $25 a day. Your room number is 513. It is on the fifth floor. Here is your key.
(A) M: $ 25 each day, on the 3rd floor. OK. (B) M: I’m sorry, I didn’t understand. Could you repeat a little louder, please? (C) M: $ 35 each day. OK. Pretty good. (D) M: $ 45 each day. Too expensive.

B