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: This is an interesting project, we have for psychology class. ,M: Interesting. It's going to be a lot of work.
(A) F: I know you find it so hard, but we have to do this. (B) F: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (C) F: I figured you' d find this chemistry project is difficult. (D) F: I can' t believe you think the math project is easy.

Ex Output:
A

Ex Input:
M: Can I help you? ,F: Yes, I'm looking for how to manage your company. It was published this year. It should be very popular. ,M: Yes, it's in high demand. You have to wait for another 2 days.
(A) F: Your company has a good business. (B) F: The next class is English. (C) F: I didn't hear you. Please could you tell me again? (D) F: Oh my god. I have to wait for another 4 days.

Ex Output:
C

Ex Input:
F: So what made you decide to become a cameraman? ,M: Well, I didn't watch TV much, so it wasn't that. I had an uncle Who was a film actor, but I hardly saw him. One day I wandered into a library and picked up the biography of a famous cameraman. I loved it and knew then what I wanted to do. ,F: And you've won several prizes for your work? ,M: Just one actually. It wasn't like winning a prize for a popular movie or for a special TV advertisement. It was a video for a school program about the development of the cinema. ,F: So what about plans for the future? Is Hollywood calling? ,M: Well, I'm less interested in working with famous film stars than with students and film academy actually. They got skills that the ordinary person with no training doesn't have but they haven't been affected by success.
(A) F: I'm sorry, I didn't catch that. Would you mind speaking more slowly? (B) F: I agree. Those students are very energetic, pure and talented. (C) F: Tell me more about your collaboration with students in film academy in the past. (D) F: Working with famous actors can contribute you a good film. I think you made a wise choice.

Ex Output:
B