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.

Input: Consider 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.
(A) M: OK. You want a saving account with a single name, don't you? (B) M: Sure. You need to open a saving account in joint names with your mother. (C) M: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (D) M: OK. Why do you want to open a checking account in a single name?

Output: C


Input: Consider Input: M: Did you see that new play at the Odeon Theater? ,F: I saw about half of it. It was so boring and strange. I got up and left. ,M: If I didn't know better, I'd say we saw different plays.
(A) F: Why did you disagree with me and think the new play was interesting? (B) F: You also think that the new play was boring, right? (C) F: I am afraid I did not quite catch what you were saying. Please repeat it. (D) F: So you think the old play was interesting but not the new one, right?

Output: A


Input: Consider Input: M: Alice wants to find a good English book to practice her oral English. ,F: What kind of book? ,M: She wants an easy book. Her English isn't very good.
(A) F: Alice is such a good writer. Her new book is so good. (B) F: She has a lot of hobbies. (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: I'm going to find her something to begin with. I'm sure her English will improve after reading this.


Output: D