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: Please be careful with the collar because it is made of fur. ,F: Sure, Sir. We will dry clean it.
(A) M: I would like some medicine for my stomachache. (B) M: I am really sorry, I did not catch that. Would you slow down, please? (C) M: This is my first time coming to your laundry. Please take good care of my coat. (D) M: What kinds of shelves do you have in your furniture shop?

Ex Output:
C


Ex Input:
F: May I speak to Mr Brown please? ,M: Oh, sorry. He isn't in at the moment. ,F: When will he be back then? ,M: Sorry, I don't know. Can I take a message? ,F: Certainly.
(A) M: I’m sorry, I didn’t understand. Could you repeat a little louder, please? (B) M: I'm so glad to talk to you through phone, Mr Brown. (C) M: All right. Please tell him that I called and I want to invite him for a party. (D) M: I'm so happy to meet you in the meeting room, Mr Brown.

Ex Output:
C


Ex Input:
F: What are you doing this Saturday? Lisa invited me to a party and said I could bring a friend. ,M: I'm going to see a movie with Mike that night. I'm free on Sunday.
(A) F: Have a good time watching the film on Saturday! (B) F: I didn’t hear you. Please could you tell me again? (C) F: I didn't know you were going to attend a party with Mike. Have a good time. (D) F: I'm seeing a fllm with Lisa in the theatre too.

Ex Output:

A