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: F: Hello, Amazon's customer service. How can I help you? ,M: Hello, it's the book I got from your website yesterday when I was reading it. I found that one page is missing, page 53. ,F: I see. May I have your order number, sir? ,M: It's B113. Dash 7423935. ,F: OK. Let me check. It's the paper bag night of the Hunter written by RA Salvatore you bought on our web 10 days ago, which is on October thirteenth, right? ,M: Yes. ,F: Well, we might need you to take a photo of the missing part of this book and upload it to the customer service page of our website. And when the problem is confirmed, we will send you a new book in 2 days.
(A) M: Okay, so I need to use the receipt to confirm the problem of the book. (B) M: Okay, so I need to take a photo to confirm the problem of the car. (C) M: Okay, so I need to use the order number to confirm the problem of the book. (D) M: I’m sorry, I didn’t understand. Could you repeat a little louder, please?
Example Output: D

Example Input: F: How do you manage to cook your own meals all the time? ,M: Well, I guess my planning ahead and making sure that I always have enough ingredients at home. ,F: You must go to the supermarket a lot then. ,M: Yeah, I used to go every other day, but it still took a lot of time, so I only go twice a week now. ,F: Do you go on the same days every week? ,M: I do actually. I go on every Thursday and Sunday. ,F: Why these 2 particular days? ,M: I shop for the following week on Sunday. On Thursday I shop for the weekend. ,F: I see. Sounds like a good plan. ,M: Yeah, how often do you go to the supermarket? ,F: Oh, I go probably twice a month. I order food delivery sometimes, but mostly I just eat out at restaurants.
(A) M: Really? You go to the supermarket probably twice a week and you arrange your meals most of the time by cooking at home? (B) M: Okay, I see. You order food delivery sometimes, but you arrange your meals most of the time by going to restaurants. (C) M: Really? You never order food delivery and you arrange your meals most of the time by going to restaurants? OK, I see. (D) M: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that?
Example Output: C

Example Input: F: We're visiting some friends at the weekend. What about you? ,M: Oh, I'm just staying at home.
(A) F: You always go out at the weekends. Join us and visit some friends. (B) F: You never go out during weekends. (C) F: Oh, have a nice holiday. (D) F: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that?
Example Output:
B