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: Mother's birthday is getting close. Have you thought about what to buy for her this year? ,F: Oh, I totally forgot. It's already May tenth. Her birthday is the day after tomorrow, right? ,M: Yes, I will get mom a beautiful dress. It will make her look younger. What do you want to buy? ,F: Since you will buy her a dress, I'll buy her something else. What do you think of a pair of shoes? ,M: Do you know what size she wears? It may not fit her if she doesn't try them on first. ,F: You're right. Do you have any suggestions? ,M: Well, she saw a handbag when I was shopping with her last week. She seemed to like it very much. ,F: Why didn't she buy it? ,M: She couldn't accept the price, but she really liked it. ,F: How about going downtown tomorrow morning? We can get the present for her there. ,M: OK.
(A) F: And then I'll buy the beautiful handbag for her birthday. I believe she'll love it! (B) F: Since you are going to buy the handbag for mom's birthday, I'll buy the shoes for her. (C) F: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (D) F: Let me buy the handbag for you tomorrow as your birthday present, my son.
Example Output: A

Example Input: M: I'm really surprised you got an A on the test. You didn't seem to have done much reading. ,F: Now you know why I never missed the lectures.
(A) M: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (B) M: Wow! You have reviewed all the notes? No wonder why you got an A on the test. (C) M: So you mean that you have attended every lecture and it helped you get an A on the test? (D) M: So you mean that you have attended every lecture but it didn't help you to improve your grades?
Example Output: C

Example Input: F: Welcome to skateboarding camp. Are you ready to sign up? ,M: I want to, but I don't a skateboard. I prefer to ride my bike. ,F: Well, we have skate parks and biking parks here. ,M: Sounds great, but I don't have any protective equipment. ,F: We have all the safety equipment you'll need. ,M: Great. How much is the camp? ,F: If you sign up for one week,it's $600, but if you sign up for 2 weeks, the price drops down to $500 per week. Housing and 3 meals a day are also included in the weekly price. We also have a professional skateboarder coming to the winter camp. The camp is only offered during the summer or winter.
(A) M: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (B) M: A biker is coming? I don't care because I don't like bike. (C) M: Sounds great!  So the skier comes at summer usually. (D) M: Cool. So can we meet the skateboarder in the summer camp?
Example Output:
A