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: Mr Parker. When did you arrive home yesterday evening? ,M: At about 8:00 o'clock? ,F: What did you do right after you entered your flat? ,M: Well, I washed my hands and then watched the Sports News. ,F: When did you have supper? ,M: At about 8:45 I guess. ,F: Did you stay at home all evening? ,M: Yes. ,F: But your friend said, that he phoned you several times between 8:00 and 9:00. But you didn't answer. ,M: Well, I think I was in the bath at that time. ,F: No, you weren't, you were not even at home last night, you robbed a bank in James Street.
(A) M: So, you mean I was not even at school last night and I had been to James Street the night before? (B) M: So, you mean I was not even at home last night and I had been to James Street the night before? (C) M: I am really sorry, I did not catch that. Would you slow down, please? (D) M: Really? You mean I robbed a bank in Smiths Street and I had been to my friend's home the night before?

Output: B


Input: Consider Input: M: I need to take some medicine. I think I got a cold. ,F: Well, you might want to drink some water first. I haven't seen you have anything to drink all day even while we were having lunch.
(A) M: You are right, I  should eat all this food first. (B) M: I only like apple juice, warm water is not suitable for me. (C) M: Just a minute! I do not quite follow what you are saying, would you mind repeating that? (D) M: I won't take any medicine because it dose no good for my cold.

Output: C


Input: Consider Input: M: Hello I'm Tom, who are you? ,F: I'm Marry. I'm from Korea. ,M: Really? How nice. How long have you stayed in the US? ,F: Four years. ,M: That's a long time. Have you been back to your country? ,F: No. ,M: You must miss your home. ,F: Sure, but gladly, my family are going to visit me next week. ,M: You must be very excited. ,F: Of course. ,M: How do you like New York? ,F: It's a modern city, full of energy and people here are quite friendly.
(A) M: Just a minute! I do not quite follow what you are saying, would you mind repeating that? (B) M: Yes, New Yorkers are friendly, but you Spanish are friendly, too. (C) M: I agree with you. People in New York are busy and unfriendly. (D) M: So as a local American, you think New Yorkers are energetic.


Output: A