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: Consider Input: M: Ivy, how do you like your new apartment? ,F: Well, I wish I hadn't moved in. The man who lives upstairs often plays the piano till midnight. I really cannot stand it. ,M: Why don't you ask him to stop? ,F: I've tried, but it doesn't work. He never listens to me. what's worse, he isn't the only one that I cannot stand. The woman who lives across the hall often comes over to borrow things, but she seldom returns anything.
(A) M: Good, if you live together, you can borrow things from her. (B) M: I’m sorry, I don’t understand. Could you say it again? (C) M: Oh, That's terrible. You should ask her to return back. (D) M: Oh, so do you want to rent an extra room from him?

Output: C


Input: Consider Input: F: How dangerous it was and how lucky the girl was. ,M: Yes, but for the passerbys quick action the girl would have been run over by the car.
(A) F: Yes, there was traffic accident. How bad luck the girl has. (B) F: I am really sorry, I did not catch that. Would you slow down, please? (C) F: The girl is badly ill. (D) F: I hate that thief.

Output: B


Input: Consider Input: M: I'd like to discuss some problems that I am having with this tour. ,F: I am sorry you are having a difficult time. What may I help you with? ,M: Your Tour Company doesn't seem to know the small town very well. We were always getting lost.
(A) F: I am also a tourist and it's my first time here, too. But our group is very good. (B) F: Ma 'am, welcome to our hotel. You'd like to book a room for one week, right? (C) F: I’m sorry, I didn’t catch that. Would you mind speaking more slowly? (D) F: I'm sorry to hear that. Is there anything else you don't like about this trip?


Output: D