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: A cup of coffee sounds good, doesn't it? ,F: Yes, but I think I'll have orange juice first. ,M: Do you feel like having anything to eat? ,F: Well, I think I'll try the pancakes.
(A) M: I am really sorry, I did not catch that. Would you slow down, please? (B) M: No problem if you want to have orange juice first. I'll order strawberry cake for you later. (C) M: All right, I'll order orange juice for you first. (D) M: You want to have some lemonade first, right?
Example Output: C

Example Input: M: Lisa's birthday is coming up soon, isn't it? I need to get a gift for her. ,F: Yes, it's this Saturday. Just tomorrow.
(A) M: I’m sorry, I don’t understand. Could you say it again? (B) M: So tomorrow will be Saturday, I really have to choose a present for her finding a new job as quickly as possible. (C) M: Yesterday was Wednesday, Lisa's birthday has passed, so I don;t think I need to worry about choosing a present (D) M: Today is still Wednesday, so I have plenty of time to choose a gift for Lisa's fifth wedding anniversary.
Example Output:
A