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: F: Hello, I am Miss Gear. I... ,M: Oh, good morning, Miss Gear. Come in, please. We have talked on the phone. You'd like to rent the place? ,F: Yes, I'd like to have a look at this house. ,M: That's quite good. Let me show you around the place. How do you like the location? ,F: The place is very convenient. As it's only a 5 minutes' walk from the nearest bus stop. This must be the bedroom. Oh my God. I love the French window.
(A) M: Yes, the place is near the bus stop, and the living room window of French style is awesome. (B) M: The French window in bedroom is really attractive, but the place is far from the bus stop. (C) M: I’m sorry, I didn’t catch that. Would you mind speaking more slowly? (D) M: The safety of building is really important, though you don't like the location.
Example Output: C

Example Input: M: Hi Marina, I'm sorry to keep you waiting. I bought a map in the bookstore. ,F: Oh, we don't need a map at all. I'll be your tour guide. I'm familiar with every corner of the city. Chinatown, Broadway, Central Park, the Natural History Museum. ,M: That's great. Where should we go first, Broadway? I've been dreaming of watching a musical there. ,F: It's the best to go there in the evening. How about going to Central Park first? ,M: OK. What's there to see? ,F: Lots of trees, walking paths, statues and areas for performances, you can relax in a wonderful nature, setting in the middle of a busy city. The Natural History Museum is located on its west side. ,M: Many famous people mentioned to Central Park in their books. It must be a place worth visiting. ,F: It certainly is. ,M: Where shall we go for dinner? A restaurant in Chinatown? ,F: We can go there next time. I have a classmate living in Harlem and he is very interested in Chinese culture and wants to see you. We'll have dinner there, if you don't mind. ,M: No, I don't, it will be nice to meet someone who loves Chinese culture. I want to learn more about Harlem, its food and music.
(A) F: Are we going to have lunch in Harlem now? (B) F: We're having dinner in Harlem tonight, aren't we? (C) F: Are we going to have dinner at this woman's house tonight? (D) F: I’m sorry, I didn’t catch that. Would you mind speaking more slowly?
Example Output: B

Example Input: F: What are you going to do tonight? ,M: Oh, I'm going to stay at home and study. My final exam is coming up next week. ,F: Is it going to be difficult? ,M: It will be harder than the mid-term exam. I'm sure. ,F: Was the mid-term exam difficult? ,M: It was the most difficult exam that I'd ever had. ,F: Then maybe this one will be easier. ,M: Well. I'm going to spend more time studying for it than I did for the mid-term exam.
(A) F: Wait me for a second. I'll grab my books and take the night class with you. (B) F: You can review quickly as the final exam is easier than the easy midterm. (C) F: I am afraid I did not quite catch what you were saying. Please repeat it. (D) F: Wow, really? I hope you will find a satisfying job on the Internet this evening.
Example Output:
C