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.

Example Input: M: Good afternoon, madam. How can I help you? ,F: Well, I am a little bit out of shape. I think I should get some exercise to keep fit. What kind of service do you offer? ,M: First of all, we'll work out a plan according to your physical conditions and your personal needs. ,F: How can you get that done? ,M: Well, we give each of our customers a qualified personal trainer. The trainer will give you a fitness assessment and then come up with a plan. ,F: What else?
(A) M: I’m sorry, I didn’t catch that. Would you mind speaking more slowly? (B) M: No worry. We have no trainer here, so I'll come up with a plan for you. (C) M: You'll get a plan from your trainer. Then we give you a fitness assessment. (D) M: Nothing else. A qualified trainer will take full charge of making your plan.
Example Output: D

Example Input: M: Hi, there. I think I'm coming down with something. I need some medicine to get me through the next few days. ,F: Wow, you look terrible. What's going on? ,M: Well, my throat hurts. My nose has been running and I have a bad cough. It could just be cold, but I don't know for sure. ,F: You should take some cold medicine and get some rest. You don't look well. ,M: I have a very important job and I can't miss any work. So, give me something strong.
(A) F: I am afraid I did not quite catch what you were saying. Please repeat it. (B) F: Good to know that you'll take a sick leave as you look ill. (C) F: Are you sure you won't rest at home? You really look sick. (D) F: Your throat is perfectly fine? But you sounds unhealthy.
Example Output: C

Example Input: F: Tom is just not my type, and he's not interested in me. ,M: So, what's he doing? ,F: He is interested in taking piano lessons. ,M: A computer kid wants to study piano?
(A) F: Yes. Tom is interested in taking piano lessons. I am also surprised. (B) F: I am really sorry, I did not catch that. Would you slow down, please? (C) F: Yes. I think that Tom is interest in me. He really is my type. (D) F: Yes. Tom is only interested in computer kids. He really is my type.
Example Output:
A