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: 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.
(A) M: Ok, I see. You didn't enjoy your stay in Canada and the research program will be finished in March. (B) M: OK, I see. You really traveled a lot there and the research program was finished before Christmas. (C) M: So, part of the research program has been finished and your friends took you to quite a few parties? (D) M: I’m sorry, I didn’t understand. Could you repeat a little louder, please?
Example Output: C

Example Input: M: Hello, 75610. ,F: Hello, Dennis, are you still coming to lunch on Saturday? ,M: Well, you know, I'm having a party in the evening. I'm going shopping for it in the morning, so there isn't much time. ,F: Never mind. Well, come to tea on Sunday. ,M: And there's a special TV program I want to watch. I think it's on at about 5:30. ,F: That's alright. Come and watch it here. I'll make one of my chocolate cakes. ,M: Who can resist your cakes? Fine, tea on Sunday then.
(A) F: You will make cake for me? That's wonderful. (B) F: I’m sorry, I didn’t understand. Could you repeat a little louder, please? (C) F: Nice! Come to tea with us on Sunday and bring your cake. (D) F: Great! Come to have tea with us on Sunday.
Example Output: D

Example Input: M: Have you got the list of who is coming to the party? ,F: Yes, I do. And I've told them to keep the date secrett. John hates that kind of thing. Do you remember when he found out that we bought him a birthday cake last year and that surprised Christmas party? He was angry. But this is different. Getting married is special and we've known him and Anna for years. ,M: Everyone's looking forward to it. I'll pick you up from the office and will go there together, shall we? ,F: That'll be fine, thanks.
(A) M: We shall invite Anna to the birthday party. (B) M: Sorry, I've promised Anna to bring her as my date. (C) M: I am looking forward to going to the Christmas party. (D) M: I’m sorry, I didn’t catch that. Would you mind speaking more slowly?
Example Output:
D