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.

Ex Input:
F: You looked tired today, John. What's wrong? ,M: I have so many things to do. I am so stressed out. ,F: Well, just relax. You told me that you have one day off today. You said you would take our daughter to the park.
(A) M: I will take our son to the park. (B) M: Excuse me, could you repeat the question? (C) M: I will take our daughter to the zoo. (D) M: Honey. I don't know how to deal with my stress.

Ex Output:
D


Ex Input:
F: Hey, I've just notice something. The player that one right there in the middle of the field has only one hand. ,M: It took you long enough to notice? Yeah, he's one of the top players in the league.
(A) F: I'm afraid that we are unable to beat him during this game. (B) F: Just enjoy the play. Oh my god! The player that one right there in the middle of the field has both hands but only one leg. (C) F: Wow, I'm glad that we are watching this match. (D) F: Just a minute! I do not quite follow what you are saying, would you mind repeating that?

Ex Output:
C


Ex Input:
M: Lisa, hi! ,F: Hi, Net! ,M: Don't you usually drive to work? ,F: Usually, but not in bad weather. ,M: Why is that? ,F: The traffic gets a lot worse when it rains or snows. ,M: I always take the train. It's a lot faster for me than driving. ,F: It's faster for me, too. But the time isn't always convenient. ,M: Yeah, but think of all the things you can do on the train. ,F: Read a book or the newspaper. ,M: Or answer my email. No thanks. My work day is long enough already.
(A) F: Okay. We all agree about taking the train is safe, although you never take the train. (B) F: Yeah, we  all agree about taking the train is faster. (C) F: I’m sorry, I didn’t understand. Could you repeat a little louder, please? (D) F: Okay, I see. We all agree about taking the train is cheaper although we can't read a book or the newspaper on the train.

Ex Output:

B