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.

Input: Consider Input: M: Miss Robertson, for the past 3 weeks, I've been getting complaints about your work. ,F: Uh...What do you mean? What kind of complaints? ,M: Well, your supervisor told me you're turning your reports in 2 to 3 days late. You're often absent from staff meetings and you haven't been getting along with your colleagues. ,F: Look, Mr. Travers, I can explain.
(A) M: I am afraid I did not quite catch what you were saying. Please repeat it. (B) M: The internal medicine department is on the second floor of the hospital. Now you can start explaining. (C) M: Now you can start explaining right in our office. (D) M: We'll go back to the office later and you can explain. I don't want to listen your explain now.

Output: C


Input: Consider Input: F: What are the business hours of the supermarket where you work? ,M: 8:30 AM to 9:00 PM on work days and 9:00 AM to 10:00 PM on weekends. ,F: Thanks.
(A) M: Okay. I mean the supermarket where I work is opened at 8:00 am to 9:00 pm on work days and it is closed on weekends at 9:00 pm, too. (B) M: I’m sorry, I didn’t understand. Could you repeat a little louder, please? (C) M: Okay.  I mean the supermarket where my mom work is closed at 9:00 pm on work days but it  is closed on weekends at 10:00 pm. (D) M: Yeah. The supermarket is closed on weekends at 10:00 pm.

Output: D


Input: Consider Input: F: Well, you must be happy, Nathan you're almost ready to go to Chicago for your practice. We're sure going to miss you around here. ,M: I'll miss you too, mom. But yeah, I'm excited about my summer. And don't be too sad. I'll be back in a few months, in time for the first day of school. By winter break, you'll hardly remember I was even gone.
(A) F: You won't be back until next summer on the last day of school. (B) F: Haha, maybe. I almost forgot that you will come back this fall. (C) F: So you return a month after the first day of school. Good luck! (D) F: I’m sorry, I didn’t catch that. Would you mind speaking more slowly?


Output: B