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: Hi, Maria, what are you up to? ,F: I'm just trying to plan my trip to Southeast Asia. ,M: Where are you planning to go? ,F: Well, I'm going to start by flying to Hong Kong. I have a friend there, who I haven't seen for a long time. Then I'll fly to Vietnam and take a bus down to Ho Chi Minh City. ,M: And then where will you go? ,F: Well, from there, I'll take the boat up River to Seam Reap, and see the famous temples. From there, I'll fly to Bangkok and try to get to the Chatuchak Market. I hear it's really great for shopping.
(A) M: Wow, I always think that taking boat up river to Seam Ream is quite romantic. (B) M: I am afraid I did not quite catch what you were saying. Please repeat it. (C) M: So, you'll go to the airport after you visit the famous ample, then fly to Seam Reap. (D) M: Why you chose boat to Hong Kong? There are many other ways to go there.
Example Output: A

Example Input: F: It's too difficult for me to keep up with my classmates. ,M: You should play less and study more I'm afraid.
(A) F: Yes. I should have played more and relaxed myself because I have kept up with my classmates. (B) F: Yes. Maybe I have studied too much. I should relax myself because I have kept up with my classmates. (C) F: I guess you are right. I didn't study hard enough. (D) F: Excuse me, could you repeat the question?
Example Output: C

Example Input: F: Good morning, sir. May I come in? ,M: Good morning. Yes, please. Take a seat. I guess you want to open an account, right? ,F: Yes. ,M: Great. What account do you want to open? A checking account or a saving account? ,F: I would like to open a saving account in your bank. What is the procedure? ,M: Would you like to open an account in a single name or in joint names? ,F: I would like to open a joint account with my father. ,M: In that case, both of you have to present identification papers and a set of two photographs each.
(A) F: Thank you. That will be four photos in total, right? (B) F: I am really sorry, I did not catch that. Would you slow down, please? (C) F: OK. We need to prepare 3 photos in total, don't we? (D) F: Are you sure that we only need 2 photos in total?
Example Output:
A