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:
F: We're going to play football at noon, join us? ,M: Sorry, I hurt my leg last week because I fell off my bike and the doctor said I have to stay in bed for 4 weeks.
(A) F: Since you have to stay at home at noon, I'll bring you some lunch. (B) F: Tell me when you go to ride a bike this noon. I want to join you. (C) F: Where will you play football this noon? (D) F: I didn’t hear you. Please could you tell me again?

Ex Output:
A


Ex Input:
F: Sunshine Hotel. Good morning, Barbara speaking. ,M: Hello. I'd like to make a booking please. I'm on a business trip, so I need a single room. ,F: OK, your name please. ,M: John Griffin. That's JOHNGRIFFIN. ,F: OK, I've got that down. Wait a minute. We already have your name. You've been here before, haven't you? Or it must be someone with the same name. ,M: I've stayed with you twice before.
(A) F: No wonder we have your name. Thanks for choosing our hotel again. (B) F: Oh, you used to work at this hotel? Glad to serve you this time. (C) F: Your boss has booked a room for you, Sam, so we have your name. (D) F: I didn’t hear you. Please could you tell me again?

Ex Output:
A


Ex Input:
M: Hey, look, I can change the colors in our living room on the computer. ,F: Well, I don't like bright orange walls. ,M: OK, let me try dark brown. ,F: Try a lighter color like light blue. ,M: Yes, great.
(A) F: Great! Light blue is perfect. (B) F: Perfect. I like dark brown walls. Let's paint the walls now. (C) F: Perfect. I like bright orange walls. Let's buy the paint now. (D) F: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that?

Ex Output:

A