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: F: How soon will Nancy come back?
(A) M: Well, I see Amy just once every two months. (B) M: Thanks for your concern. She will come back in a month. (C) M: I am afraid I did not quite catch what you were saying. Please repeat it. (D) M: You are right! Amy will go the university in a month.

Output: B


Input: Consider Input: F: What's the story about your new movie? ,M: It's about a police man. And I play the part. He has to catch the killer. The movie has some frightening scenes. But I hope the audience won't be too frightened to go to the movie theaters. ,F: Did you enjoy making the movie? We heard stories of disagreement with other actors or actresses, and with the director. ,M: I have had disagreements with the director I've worked with. We're always disagreed in a friendly way. And we have always made up our decision. But we got on very well and I hope to work with her again. I enjoy making the movie very much.
(A) F: I didn’t hear you. Please could you tell me again? (B) F: I hope that you could still get on well with the director in the future concerts. (C) F: It is sweet that you can get on well with the director of the movie. (D) F: It is reasonable for you to be frightened of some scenes of this TV show.

Output: C


Input: Consider Input: M: What seems to be the matter? ,F: I just can't sleep well, doctor. ,M: I see. And how long have you had this problem? ,F: Oh, for about 2 weeks now. ,M: 2 weeks? Do you have headaches? ,F: Sometimes. ,M: Fever? ,F: No. ,M: Are you having any family problems? ,F: No, not really. We all get along pretty well.
(A) M: So you and your family is getting along just so-so, right? Why is that? (B) M: Since you get along very well with your family, it can't be the cause your insomnia. (C) M: Just a minute! I do not quite follow what you are saying, would you mind repeating that? (D) M: Oh, you get along with your family badly. Do you think it's the cause of your insomnia?


Output: B