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: Have you seen my cat? He is black with white feet. ,M: He was sitting on that grey fence an hour ago. I think he was trying to catch a bird.
(A) F: Are you sure that's my cat? My cat's main color is black. (B) F: So you mean my cat was sitting on that grey fence two hours ago. Are you sure that's my cat? My cat's main color is black. (C) F: My cat's main color is white, and its feet are black. (D) F: I’m sorry, I didn’t catch that. Would you mind speaking more slowly?

Output: A


Input: Consider Input: F: Good morning, sir. May I come in? ,M: Good morning. Yes, please. Take a seat. I guess you want to open an account, right? ,F: Yes. ,M: Great. What account do you want to open? A checking account or a saving account? ,F: I would like to open a saving account in your bank. What is the procedure? ,M: Would you like to open an account in a single name or in joint names? ,F: I would like to open a joint account with my father.
(A) M: OK. You want a saving account with a single name, don't you? (B) M: Sure. You need to open a saving account in joint names with your mother. (C) M: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (D) M: OK. Why do you want to open a checking account in a single name?

Output: C


Input: Consider Input: F: What's the time by your watch? ,M: 8:20, but it's 5 minutes slow.
(A) F: So, it's 8:20 now. (B) F: I’m sorry, I didn’t catch that. Would you mind speaking more slowly? (C) F: You mean it's five minutes after 8:25? (D) F: OK. It's 8:15 now.


Output: B