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: The film starts at 7:30. So, shall we meet at 6:00 o'clock? We could go for a meal first. ,F: 6:00 o'clock is a bit early for me. I've to finish a report this afternoon. How about 7:15 outside the cinema? We could always go for something to eat after the film. I think it finishes at about 9:30.
(A) M: Excuse me, could you repeat the question? (B) M: Sure. We can meet at my house at 7:15. (C) M: OK. See you at outside the cinema at 7:15. (D) M: Sure. Let's meet at 7:30 outside the restaurant.

Ex Output:
C


Ex Input:
F: Police station, can I help you? ,M: Yes, I'm calling to tell you I found a car. I thought it might be a stolen car. ,F: I see. Where exactly did you find it? ,M: Near the number 8 bridge along the London Road? ,F: Can I know your name and address please? ,M: Henry Roberts. I live at 51 Eaton Road. ,F: What do you do, Mister Roberts? ,M: I'm an engineer at backs at company.
(A) F: I see. You are an engineer, aren't you? What else did you find? (B) F: Oh, you are also a policeman. Why do you need to call us? (C) F: I’m sorry, I didn’t catch that. Would you mind speaking more slowly? (D) F: I see. You are a driver and you have found a stolen bike.

Ex Output:
A


Ex Input:
M: Anna, when did the Smiths ask us to get to their house? ,F: By 7:30 PM. There were just 30 minutes to go. Are you ready to go now?
(A) M: Not yet. It is 7:00 pm now. We have 20 minutes to go. (B) M: Not yet. It is 7:00 pm now. We have 30 minutes to go. (C) M: I am really sorry, I did not catch that. Would you slow down, please? (D) M: Not yet. It is 7:30 pm now. We have 30 minutes to go.

Ex Output:

B