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: Hello, Tom. How are you finding teaching here? ,M: I get the feeling that somehow the school successful. The buildings and furniture are so old, yet amazingly, the students seem happy. These days you can't compete in less you can really provide the best. That's the trouble with these small family owned schools, so many are taken over by large companies. They seem to offer a whole range of subjects, not just English and maths. ,F: I think that's good. Because they can bring together a mixture of teachers of different subjects. A geography teacher say might give you fresh ideas that you can apply and teaching English or math. ,M: I've always found it a real eye opener talking to other English teachers, because people's methods of teaching the same subject can vary so much. Actually, I sometimes feel that about classes. I feel it's my role as the teacher to make sure we get on all right, but I can't always do it.
(A) F: Really? You feel it's your role as the teacher to make sure we get on all right and you can always do it? Wow, you are a good math teacher! (B) F: I am afraid I did not quite catch what you were saying. Please repeat it. (C) F: So, you mean as an English teacher, you feel it's not your role as the teacher to make sure we get on all right? (D) F: OK, I see. And I think you are a good English teacher.

Ex Output:
D


Ex Input:
F: Congratulations on your new job. I know you worked hard for it, cheers. ,M: Cheers, it has been a pleasure working with you all these years. I'll make sure to come back and visit next month. ,F: You'd better. Work won't be the same without you. So when do you start? ,M: I went in today to fill out some paperwork but I won't start until the following Monday.
(A) F: You are starting tomorrow? That's real quick. (B) F: Excuse me, could you repeat the question? (C) F: Oh, you will start tomorrow instead of next week. (D) F: You will start next month? What are you going to do these days?

Ex Output:
B


Ex Input:
F: Could you do me a favor and hand me another spoon? This one isn't clean. ,M: Sure. Wait. You ordered a hamburger, didn't you? You won't need one. ,F: I ordered a soup instead of fries though.
(A) M: Here you are. Now you can stir the coffee with the spoon. (B) M: Here you are. This is a clean spoon. (C) M: Excuse me, could you repeat the question? (D) M: Mom made you a delicious bowl of soup.

Ex Output:

B