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.

Ex Input:
M: Shirly, I'm working on our class diary for next week. Would you please give me the information? ,F: Sure. First is the deadline for after class activity application. The deadline is next Monday, June fourteenth.
(A) M: OK. The deadline of personal data is on June 14th, right? (B) M: I am really sorry, I did not catch that. Would you slow down, please? (C) M: I see. The deadline of photos for the club is on June 14th. (D) M: I see. The after-class activity application is due next Friday.

Ex Output:
B


Ex Input:
F: Where are you going for your birthday tomorrow? ,M: I have booked a room in the Blue Bay Restaurant. ,F: You mean the Blue Sky Restaurant? ,M: No, that's the Blue Bay, just across from the Blue Ocean Restaurant.
(A) F: The Blue Ocean Restaurant is opposite the Blue Bay Restaurant, right? (B) F: I’m sorry, I didn’t catch that. Would you mind speaking more slowly? (C) F: You have booked a room in the Blue Ocean Restaurant? It is the one which is beside the Blue Sky Restaurant, right? (D) F: You have booked a room in the Blue Ocean Restaurant? It is the one which is opposite the Blue Bay Restaurant, right?

Ex Output:
A


Ex Input:
F: Hello, Mr. White. This is Maria and Mr. Evans' office. ,M: Hello, Mary. Do you have any plan? ,F: Mr. Evans would like to set up an appointment with you. ,M: About what? ,F: He hopes to talk about buying some new computers with you. ,M: Sure, I'd be glad to. What time friend did he have in mind? ,F: He'd like to do it as soon as possible, sir. How about tomorrow at 3:00 PM? ,M: Hmm...Yeah, that'll be great. Tell him I'll see him then.
(A) F: I am afraid I did not quite catch what you were saying. Please repeat it. (B) F: Alright, I'll let him know to go the school to meet you at tomorrow's 1:00 pm. (C) F: Well, I'll tell him to meet you at 3:00 pm tomorrow so you could play tennis with him. (D) F: Alright, he will be informed that meet you at 3:00 pm the day after tomorrow to talk about buy new shoes.

Ex Output:

A