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 seen this story in The Herald? It says The Times is closing down in three months' time. ,M: Ben, that's good news. That newspaper is terrible. I won't miss it.
(A) F: Why do you feel disappointed about The Times? It is not going to close down. (B) F: Why do you feel joyful about The Times? It is closing down in two months. (C) F: You must feel joyful as The Times is going to close down in three months. (D) F: Just a minute! I do not quite follow what you are saying, would you mind repeating that?
Example Output: C

Example Input: F: Hello, Richard. Nice to meet you. ,M: Hi, Barbara. Haven't seen you for ages! ,F: I've just come back from Canada. I was helping in a research program and I stayed in a town near Toronto for 2 months. ,M: Oh, how nice! Did your program go smoothly? ,F: Yes, and I'm going back in March to continue. ,M: Did you enjoy your stay in Canada? ,F: Oh, yes. They were very nice people. I mean, the people I worked with, very friendly and very helpful. ,M: Did you travel a lot there? ,F: No, we were very busy trying to finish the first part before Christmas. But my friends took me to quite a few parties and I never forget the big meal on Thanksgiving Day, and the fun we had on Boxing Day. ,M: What Day? ,F: Boxing Day. The day following Christmas Day.
(A) M: Really? The day before Christmas Day? So, the Boxing Day falls on December 24? (B) M: Excuse me, could you repeat the question? (C) M: Really? The day following Christmas Day, so the Boxing Day falls on December 26? (D) M: Really? The day following Thanksgiving Day, so the Boxing Day falls on December 26?
Example Output: C

Example Input: F: Darling, I'm going to stop by Bergner's first. It's got some quality stuff. Who knows, some of their dresses might be on sale. ,M: Bergner's? ,F: It's a fairly well known store like Penny's. I need to get something for Lisa's birthday. She's into name brands. Any suggestions? ,M: A Gucci handbag or Calvin Klein T-shirt might be nice. Oh, I have a 15% discount card for Penny's. Let's go ahead and use it. Here it is. ,F: It's wonderful. We can save some money for our home. Oh no, I was supposed to give Helen a call in hour ago. It's already 4:45. I left my phone with her. She must be still waiting for my call. ,M: Use my phone, darling.
(A) F: Sorry, boss. I will give Penny a call right now. (B) F: I’m sorry, I didn’t understand. Could you repeat a little louder, please? (C) F: Thank you darling. You are always so nice to me. (D) F: I have already called Helen. Thanks for reminding me. I am so glad to have a friend like you.
Example Output:
C