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.

Example Input: F: Sunshine Hotel. Good morning, Barbara speaking. ,M: Hello. I'd like to make a booking please. I'm on a business trip, so I need a single room. ,F: OK, your name please. ,M: John Griffin. That's JOHNGRIFFIN. ,F: OK, I've got that down. Wait a minute. We already have your name. You've been here before, haven't you? Or it must be someone with the same name. ,M: I've stayed with you twice before.
(A) F: No wonder we have your name. Thanks for choosing our hotel again. (B) F: Oh, you used to work at this hotel? Glad to serve you this time. (C) F: Your boss has booked a room for you, Sam, so we have your name. (D) F: I didn't hear you. Please could you tell me again?
Example Output: A

Example Input: M: Thanks for agreeing to this interview, Miss Lerner. OK, so I have a few questions. First, when did you know you wanted to write children's books? ,F: Well, I studied creative writing in college, but after I graduated I worked in advertising. It wasn't until I had my own children that I got interested in children's books. ,M: Did you write one for your kids?
(A) F: I got interested in children's books when I had my own kids. Yes, I did. (B) F: When I got married, I start writing childrens book. Yes, I did. (C) F: I didn't hear you. Please could you tell me again? (D) F: When I graduated from college, I began interested in children's book. Yes, I did.
Example Output: A

Example Input: M: I'm going to the tennis match tomorrow by bus. We could go together. ,F: Well, I'll walk there. It's not far and my sister can take me home in the car afterwards.
(A) M: Drive there since it's too far. (B) M: I agree. Walking is a good way to exercise. (C) M: I didn't hear you. Please could you tell me again? (D) M: I'm tired of on foot. Drive there!
Example Output:
B