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: Why aren't you at your dancing class this evening, Mum? ,F: Our teacher can't do the class this week. ,M: Is she ill again? ,F: No, she's fine now. She's flying to Paris tonight, because she's got a meeting there tomorrow.
(A) M: Excuse me, could you repeat the question? (B) M: I've never thought your dance teacher won't come to the class for flying to Paris tomorrow. (C) M: I wonder how urgent the wedding is so that she need to take the flight tonight. (D) M: Your teacher is occupied tonight for a meeting? She's really busy.
Example Output: B

Example Input: M: Good morning, madam. What can I do for you? ,F: I bought this new radio here half a month ago, then I posted it to my daughter who is studying English in Shanghai Foreign Language University. But a week later she posted it back, saying that it doesn't work. I don't know why. Could you help me check out the radio? ,M: Let me see. Did you check it when you bought it?
(A) F: The radio stopped working one day when I was listening to music. It doesn't work anymore. (B) F: I didn’t hear you. Please could you tell me again? (C) F: I really need to go back to the post office to take back my radio. (D) F: Maybe. Now the radio stops receiving any program.
Example Output: B

Example Input: F: Anything interesting on now? ,M: No, I was reading a local news report about a big fire.
(A) F: Excuse me, could you repeat the question? (B) F: So you get the news on the local newspaper. (C) F: So you get the news on the radio. (D) F: So you get the news on TV.
Example Output:
B