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.

Ex Input:
M: Have you received a chapter 16 of supermarket killers yet? I think there's something wrong with my phone. ,F: Nobody has received it yet. I really want to know what happens, the suspense is killing me. ,M: Exactly. You know, I think 20 Chapters is too short. I hope his next story is 30 chapters long.
(A) F: I agree with you. I also think 20 Chapters is too long. Let's talk more about this story. (B) F: Yeah, I agree with you. Let's talk more about this story. (C) F: I am really sorry, I did not catch that. Would you slow down, please? (D) F: Yeah, I really don't want to know what happens. Let's talk more about this movie.

Ex Output:
B


Ex Input:
M: School is finally out. Do you have any plans this summer, Kate? ,F: Yes. In August, I'm going on a two week vacation to the Bahamas. ,M: Awesome! How much is that going to cost you? ,F: Don't ask. I have to work every single day this month, just to be able to pay for the vacation. ,M: I know what you mean. I've been saving up to buy a truck. I want to have one for the start of my last year of college. ,F: That would be nice. ,M: Well, it's too bad you won't be around in August. There's a famous English soccer team coming to town. ,F: I heard. At least I'll be able to see the Backstreet Boys in July. It's my favorite band. They're playing at the Victoria Theater.
(A) M: Cool! The Backstreet Boys is a very famous comedy show. (B) M: Cool! The Backstreet Boys is a very famous sports match. I've watched it before. (C) M: I am really sorry, I did not catch that. Would you slow down, please? (D) M: Great! Hope you can enjoy the concert.

Ex Output:
D


Ex Input:
M: Mandy, could you make a call to the cinema to see if there are still some seats left for the movie this afternoon? ,F: I have already booked the tickets online for the 2:00 o'clock movie. I am thinking of picking them up from the ticket office after we have lunch at the restaurant. What do you think? ,M: Ok, well, the Smiths want to move our appointment forward by half hour earlier, that means we should be there at 11:30.
(A) F: Since the movie starts at three, let's go to the cinema first. (B) F: I’m sorry, I didn’t understand. Could you repeat a little louder, please? (C) F: OK, let's go to the restaurant first. (D) F: OK, since we should be there at 11 o'clock. Let's go to the bookstore first.

Ex Output:

C