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: If you want to get the washing machine fixed in time, you'd better get a mechanic to do the job rather than do it by yourself. ,M: You have a point, but you know I'll have to wait for a long time to get a mechanic.
(A) F: But a mechanic is an expert. He can fix the washing machine. (B) F: I’m sorry, I didn’t understand. Could you repeat a little louder, please? (C) F: Okay, I'll call for a mechanic to fix the fridge in time. (D) F: Okay, I'll call for a mechanic to fix the TV in time.
Example Output: A

Example Input: M: Can I help you? ,F: Yes, I'm looking for how to manage your company. It was published this year. It should be very popular. ,M: Yes, it's in high demand. You have to wait for another 2 days.
(A) F: Your company has a good business. (B) F: The next class is English. (C) F: I didn’t hear you. Please could you tell me again? (D) F: Oh my god. I have to wait for another 4 days.
Example Output: C

Example Input: F: Hi, Jack, are you doing anything on Friday night? ,M: Hmm, Friday night? ,F: Yes, the day after tomorrow. ,M: Let me think. Well, I have an appointment with Professor Smith in the morning. And I will attend a lecture in the afternoon. And, oh, yes, my brother just called to say he would fly here that night. I told him I would pick him up.
(A) F: Are you going to pick your brother at the train station? (B) F: Just a minute! I do not quite follow what you are saying, would you mind repeating that? (C) F: Your brother will come by car? Is he going to drive by himself? (D) F: Since you can't pick your brother, you should tell him how to come from the airport to the city center.
Example Output:
B