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: M: Do you like to go to the zoo on Sunday? ,F: Yes, I like to go to the zoo. But not on Sundays, because it's always so crowded. How about going on a Friday or Saturday?
(A) M: So you don't like going to the zoo on Sundays, do you? (B) M: So you don't like to go to the zoo on Fridays because it's crowded, right? (C) M: So you don't like going to the zoo on Sundays and Saturdays, do you? (D) M: I didn’t hear you. Please could you tell me again?

Output: A


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.
(A) F: So you are the one who plays the police man in the movie. (B) F: You have played a good police man in the TV show. (C) F: I am afraid I did not quite catch what you were saying. Please repeat it. (D) F: Playing a thief in the TV show must be hard for you.

Output: A


Input: Consider Input: F: Hi, I was told to see you about going sightseeing. ,M: It is my pleasure. I am here to help direct visitors to popular places to visit, eat and shop. ,F: OK, where shall we begin my trip? ,M: I would suggest the History Museum. ,F: I've already seen it. ,M: Let me see. What do you like to do in your spare time? ,F: I really like nature, flowers and trees. ,M: Central Park is a fantastic place for you to relax. There are also many plants. After that, we can go to the shopping mall around it. ,F: Good.
(A) M: Great! Let's go to the History Museum first. (B) M: OK. We will go to the shopping mall first. (C) M: OK. We will set off to the Central Park now. (D) M: Just a minute! I do not quite follow what you are saying, would you mind repeating that?


Output: C