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: I thought you were going to New York for your holiday. ,M: I was, but I decided to visit my uncle in Paris this time. I haven't seen him in years since he left London.
(A) F: Excuse me, could you repeat the question? (B) F: I really admire your uncle that he can live in London now. (C) F: I really admire you that you can study in Paris. (D) F: I really admire your uncle that he can live in Paris now.
Example Output: D

Example Input: M: Have you ever taken History 231? ,F: Yeah, last term. ,M: Who was the professor? ,F: Professor Johnson. ,M: I have him this semester. What do you think of him? ,F: He's a terrible instructor and demands a lot, but fortunately we can get high scores easily in his class. ,M: What did you get? ,F: I got an A, but none of my test scores were that high. So I don't know how I got such a good score. ,M: Really? I was about to give it up, but after hearing your experience, I think I will continue to stay in the class. ,F: You will get a better grade than your test scores. ,M: Thanks for the information. I feel relieved now.
(A) F: You are welcome. Wish you well in the new class. (B) F: You are welcome. Just go and have a talk with Professor David. (C) F: No worries, stay and you will get a good score. (D) F: I’m sorry, I don’t understand. Could you say it again?
Example Output: C

Example Input: M: It was nice seeing you, do you need me to do anything for you later? ,F: No that's OK, you helped out a lot yesterday and today. ,M: Are you sure? I'm free all day tomorrow and I can come to the house if you want.
(A) F: You are so considerate! I would tell you if I do need help. (B) F: How considerate you are. I'll ask some workers to do the job, since you are not free tomorrow. (C) F: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (D) F: What a stubborn person you are! I'll be fine, really.
Example Output:
A