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: I wonder why the Sunflower went out of business? It got a great review and dining magazine, and every time I ate there, there was a big crowd. ,M: It's not closed forever. There was a fire in the kitchen last month. But they planned to re-open as soon as the damage is repaired.
(A) F: The sunflower's food is really awful, every time I went, there usually wasn't anybody. (B) F: I’m sorry, I don’t understand. Could you say it again? (C) F: Well, although Sunflower cinema got many bad reviews, I think I still will go there tonight. (D) F: Alright, I hope everything is okay and they could repair the damage quickly.

Ex Output:
D


Ex Input:
F: Hurry up! Or we will be late for the meeting. ,M: Don't worry. It's 8:45. The meeting won't start until 9:00.
(A) F: I didn’t hear you. Please could you tell me again? (B) F: OK, let's set off at 9:00 then and we will make it right on time. (C) F: The meeting starts at 8:45? I didn't know that. (D) F: We shouldn't arrive at 9:00 sharp, we should be there a few minutes early.

Ex Output:

D