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:
M: Thanks for agreeing to this interview, Miss Lerner. OK, so I have a few questions. First, when did you know you wanted to write children's books? ,F: Well, I studied creative writing in college, but after I graduated I worked in advertising. It wasn't until I had my own children that I got interested in children's books. ,M: Did you write one for your kids?
(A) F: I got interested in children's books when I had my own kids. Yes, I did. (B) F: When I got married, I start writing childrens book. Yes, I did. (C) F: I didn’t hear you. Please could you tell me again? (D) F: When I graduated from college, I began interested in children's book.  Yes, I did.

Ex Output:
A


Ex Input:
M: Shirly, I'm working on our class diary for next week. Would you please give me the information? ,F: Sure. First is the deadline for after class activity application. The deadline is next Monday, June fourteenth. ,M: Monday, June fourteenth. ,F: Yes, then on Wednesday, that's the sixteenth, all classmates have to hand in three student photos. ,M: Three student photos. ,F: OK. Next is the basketball club meeting. It's on the seventeenth. ,M: The basketball club meeting on the seventeenth, and where will they meet? ,F: At the stadium. ,M: And at what time? ,F: From 12:45 to 1:30 PM. ,M: Right. ,F: Then the last thing is about filling in a form with up-to-date personal data. Our class needs to go to the computer room during the morning break on the eighteenth. ,M: OK. The morning break on the eighteenth. ,F: Ah, wait a minute. I made a mistake. It should be during the lunch break.
(A) M: It's OK. You just made a mistake about the place. (B) M: It's fine. You are wrong about the event on the eighteenth. (C) M: I’m sorry, I don’t understand. Could you say it again? (D) M: It's fine. You are just wrong about the time of filling in the form.

Ex Output:
D


Ex Input:
F: Mister Black, your student Tony shows create enthusiasm for musical instrument. ,M: I only wish he showed half as much for his English lessons.
(A) F: I agree with you. He is not very enthusiastic about his English lessons. (B) F: I agree with you. He is so enthusiastic about his English lessons. (C) F: I agree with you. He is so enthusiastic about his English lessons, although he is a student of the music department. (D) F: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that?

Ex Output:

A