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: Have you completed the arrangements for the trip yet, Brian? ,M: I've made the reservations, but there are still some details to make sure. Your plane leaves at 8:30, so I'll pick you up at your house at 6:00. ,F: 6:00? I'll have to get up in the middle of the night! ,M: I'm sorry. You have to check in by 7:00 and I think there will probably be a long queue. ,F: Oh, very well. What about my meetings? ,M: First, the Managing Director is coming to the airport to meet you.
(A) F: Just a minute! I do not quite follow what you are saying, would you mind repeating that? (B) F: Good. I'm glad that the Managing Director is coming to the train station to meet me. (C) F: Good. I can't wait to see my doctor at the train station. (D) F: Good. I can't wait to see the secretary at the train station.
Example Output: A

Example Input: F: Are you busy tonight? I was wondering if you could drive me to the airport. ,M: The airport? But that's so far away. ,F: It would really help me out. My car isn't working.
(A) M: I will fix your car, but you need to take a taxi to the train station. (B) M: I will drive you to the airport. (C) M: I can give you a lift and drive you to the train station. (D) M: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that?
Example Output: B

Example Input: F: Hi, Mark! Have you finished the math yet? ,M: Yeah, it was really difficult. ,F: Well, I've got 2 free tickets for the Muse Concert. I wonder if you want to go this Saturday. ,M: Oh yeah! What time does it start? ,F: It starts at 8:00 so I'll call for you around 7:00. ,M: Could we make it a little later? I'll go to a basketball match at 3:00 and I won't be back till just before 7:00.
(A) F: So you will be watching a basketball match around 4, right? (B) F: So you will be watching a football match around 4, right? (C) F: Excuse me, could you repeat the question? (D) F: OK. I know that you will be attending a concert around 4.
Example Output:
A