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: M: I'll be at a lunch meeting for the next hour and a half. Will you please tell anyone who calls that I will call them back later this afternoon? And if anyone comes to the office, it just have them wait until I come back. ,F: Yes, Mr. Roberts. What if they are there waiting for a long time? Should I offer them anything?
(A) M: No, please have a lunch break. I'll be at a lunch meeting for three hours. (B) M: I didn’t hear you. Please could you tell me again? (C) M: No, please have a lunch break. I'll go to another company. (D) M: No, please have a lunch break. I'll go to a video store.
Example Output: B

Example Input: F: What do you think of your new life in college? ,M: Well, it is very nice. There are many clubs in the college, such as dancing clubs, painting clubs and football clubs. ,F: Have you joined any clubs? ,M: I have joined a chess club. You know, I am very fond of playing chess. ,F: Now, many college students do a part time job to earn some pocket money. What do you think of that? ,M: Well, it can really help us earn some money and gain some experience, but I am afraid it would take up too much study time.
(A) F: I think so. Part-time jobs only take up little study time, but the return is huge. (B) F: I agree. Part-time jobs are so time-consuming that nobody now ever thinks of that. (C) F: Just a minute! I do not quite follow what you are saying, would you mind repeating that? (D) F: You think part-time jobs can help one to study, while they take up little study time.
Example Output: C

Example Input: F: What kind of wine did you have sir? ,M: We had red wine one bottle of the house wine. ,F: Just a moment, I'll check with the waitress. All right, sir. I corrected the mistake. ,M: I like to pay by check, do accept out of town checks? ,F: Yes, do you have some identification? ,M: I have my drivers license and two credit cards, is that alright? ,F: Yes, that's fine. Ah, I see you're from Halifax. How do you like Montreal?
(A) M: I didn’t hear you. Please could you tell me again? (B) M: Yeah, I'm from Montreal. And I think it is a marvellous city. (C) M: Yeah, I'm from Halifax. And I'll pay by card. I don't like to pay by check. (D) M: Yeah, I'm from Halifax. And I think Montreal is a marvellous city.
Example Output:
D