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: Would you have a look at this television set, please? ,M: Yes, of course. How long have you had it? ,F: About 10 years. Can you tell me how much it'll cost to repair it? ,M: Well, it'll cost about $500. It's cheaper to buy a new one.
(A) F: You suggest me to sell it at once because it doesn't have any problems, does it? (B) F: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (C) F: Why do you suggest me to buy a new one? It doesn't have any problems. (D) F: So you suggest me to buy a new one, right?

Ex Output:
D


Ex Input:
M: Now, I see from your records that you're often off sick. ,F: Yes, I seem to get a lot of colds and things. ,M: I see. Can I ask about your general way of life? Do you smoke? ,F: I don't smoke. ,M: That's good. Do you eat a lot of fruit and vegetables? ,F: Not really, especially no fruit. ,M: Well, since you don't eat fruit, I think you should drink more water because it helps fight colds. ,F: Really? Hmm...I don't like drinking water. But, well, uh, perhaps. ,M: There's no perhaps about it. And some exercise is needed to improve your health. ,F: Oh, I go swimming once a week. ,M: Well, you should go swimming 3 times a week, so that it really helps your health.
(A) F: You mean exercise is not needed, and it's enough to go swimming once a week. (B) F: I’m sorry, I don’t understand. Could you say it again? (C) F: Ok, I will go swimming twice a week. I hope it helps fight fever. (D) F: I think so. I hardly ever get sick because I go swimming 3 times a week.

Ex Output:
B


Ex Input:
F: Hello, Sam. How are your exam preparations coming along? ,M: Good, Miss Swift. I've been working hard for it recently, I'm sure that the exam won't cause much trouble. ,F: Excellent. So are you working at the weekends now to get some pocket money? ,M: Yes, I'm very grateful to Mr. Lam, he really helped me with my problem. ,F: Mr. Lam said that your problem was that you had no pocket money. Is that right? ,M: Yeah, I couldn't go out with my friends. Because I didn't have the money for the bus fare. But I'm OK now with a part-time job.
(A) F: So, Mr. Lam helped you by giving you some money, but you are not grateful to him, right? (B) F: I’m sorry, I don’t understand. Could you say it again? (C) F: So, you mean Mr. Lam helped you by offering you a part-time job? Oh, that's great. (D) F: So, although Mr. Lam helped you by offering you a part-time job, now you are still not OK?

Ex Output:

C