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: How was your interview? ,F: Pretty good, the manager asked me the usual questions, then he asked me why I decided to leave my previous job. ,M: What did you say? I told him that I hadn't gotten a raise for 3 years. I also told him that one of my coworkers quit her job because she had not been promoted for 8 years.
(A) F: Really? You didn't tell him that you had waited a raise for 3 years! (B) F: So, you told him that one of your coworkers quit her job because she hadn't been promoted for 10 years and you had waited a raise for 3 years. (C) F: I’m sorry, I didn’t catch that. Would you mind speaking more slowly? (D) F: Really? You hadn't gotten a raise for 3 years!
Example Output: D

Example Input: F: Is that you, Tom? Long time no see. What have you been doing all these years? ,M: Hi Lucy. I haven't seen you in a million years. I actually worked abroad for a few months and I've just returned from Canada. How are things with you? ,F: Everything is fine except that we have been missing you. ,M: We really need to get together sometime.
(A) F: How many years have you worked abroad? (B) F: Definitely! Let's make an appointment. (C) F: I’m sorry, I don’t understand. Could you say it again? (D) F: Definitely! Let's make an appointment after I return from Canada.
Example Output: B

Example Input: F: Come in, Bob. Did you have trouble getting here? ,M: No, I just followed the directions on my phone. Hey, this is a nice place. ,F: Thanks. I'm enjoying it, coffee? ,M: Sure, thanks. So are you ok, Sylvia? You look upset. ,F: Oh, I'm ok. I was up all night long working on my Chinese. ,M: That's too bad, you know, I found a new way to learn Chinese and it's fun. ,F: You did? Please tell me, I've spent months trying to learn Chinese like you. But it seems I've never made any progress.
(A) M: You mean you have trouble in learning Chinese. (B) M: You mean you didn't sleep well last night but you are not worry about it at all. (C) M: You mean you are poor at singing songs but you are not worry about it at all. (D) M: I am really sorry, I did not catch that. Would you slow down, please?
Example Output:
A