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: M: Did you hear the 6:00 o'clock news? ,F: No, I didn't, was there anything interesting? ,M: They've built another space station. They will send it up sometime next year. ,F: Oh, I've read about the plans somewhere. ,M: Just think, astronauts will live and do research work there. ,F: Really, but I wonder why you're so interested in such things. ,M: I've always been. I hope to go to the moon, one day.
(A) F: OK, I see. You mean you are interested in such news just because you hope to go to the moon, right? (B) F: Excuse me, could you repeat the question? (C) F: You are interested in such news just because you hope to go to the moon? Well,  I've never read about the plans. (D) F: You are interested in such news just because you want to do research in space? But they've not built another space station.
Example Output: A

Example Input: M: Guess what, the television isn't working again. ,F: I had it mended many times. It's really not cheap to have it fixed. Perhaps it needs replacing. ,M: Maybe we can sell it first. ,F: I agree.
(A) M: Why not buy a new one first? Maybe it doesn't need replacing. (B) M: I’m sorry, I didn’t understand. Could you repeat a little louder, please? (C) M: Or we can keep it first. We may sell it in the future. (D) M: That's a good idea to sell the television first.
Example Output: D

Example Input: M: Hello, Lisa. I'm phoning to invite you to our house warming party this Saturday evening. We know you're very busy but we'd love you to come. ,F: Yes, I'd love to. Well. I'll have a test next Monday and an article to hand in on Tuesday. Will the party go on very late? ,M: Until 1:00 in the morning, but you don't have to stay that long. What about it? ,F: Alright, I'll come. When does the party start? ,M: At 8:00 o'clock.
(A) F: Four hours altogether, so it would be cool. See you at 10pm when it starts. (B) F: Five hours until 12 o'clock? That sound quite reasonable. I will join you guys. (C) F: I think five hours will be just fine. I'll come. See you this Saturday at the party. (D) F: Just a minute! I do not quite follow what you are saying, would you mind repeating that?
Example Output:
C