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.

Ex Input:
F: Why do you like your college so much? ,M: Because it has great teachers and I like all my classmates, too. But most importantly, it's not expensive.
(A) F: Yes, classmates are always the main reason we like our college. (B) F: I understand. Your college won't cost you much, so you like studying there, even though your classmates aren't friendly. (C) F: Now you can be happy to take classes from great teachers. That was your dream. (D) F: I'm sorry, I didn't understand. Could you repeat a little louder, please?

Ex Output:
D

Ex Input:
F: I really have to be going. ,M: Why? Stay a little longer. ,F: No, I must catch the last bus.
(A) M: Why don't you want to go and catch the first bus? (B) M: I didn't hear you. Please could you tell me again? (C) M: I don't get it why you don't want to stay a bit longer. (D) M: I'm not surprised that you won't stay longer and wanted to catch the first bus.

Ex Output:
C

Ex 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. ,F: Would it be alright if I brought a photo copy of my driving license? ,M: Yes, that will be fine. In fact, photo copies of your voters card, electricity bill or driving license are accepted. ,F: Is that all that is required? ,M: Just one more requirement. We need an introduction by the account holder of our bank. ,F: Fine, I will get that. Just two more clarifications please. What is the minimum bank balance needed for opening the account and what is the interest rate on the saving account? ,M: The minimum balance is $500 and we're offering an interest rate of 3.5% on the saving account these days. ,F: I'll be back with all the stuff needed. ,M: Yes, on opening accounts with us, we will give you a checkbook for withdrawals and a passbook for keeping account. Both you and your father can operate the account. ,F: Thank you for all the help.
(A) M: No problem. Remember only you and your brothers or sisters can withdraw money from this account. (B) M: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (C) M: Sure. Your parents can both withdraw money from the account. You can ask me if you have any questions. (D) M: Sure. Both you and your father can use this checking account. You can ask me if you have any questions.

Ex Output:
B