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.

Input: Consider Input: F: I think spring is finally here. ,M: Yep, it sure seems like it. However, it's still very cold at night. ,F: Yes, they turned the heat off 6 days ago. It's absolutely freezing in my apartment at night. I have to turn on the air conditioner to blow hot air in order to warm things up a little. ,M: Well, and if you are outside and is a bit of a breeze. It feels cold quickly. ,F: It sure does. I think I'm going to follow my cats example and just sit in the sum that shining in through the windows.
(A) M: I'm glad to talk about the environment with you. (B) M: I'm glad to talk about this apartment with you. (C) M: I’m sorry, I don’t understand. Could you say it again? (D) M: I'm glad to talk about the weather with your mother.

Output: C


Input: Consider Input: F: Dear audience, tonight we have Stephan Darcy with us in the studio. Congratulations on your book Life And Everything In Between Steven hit such a success. ,M: Thank you. ,F: This is your first attempt at poetry. Did you ever try it before? Did you take any classes in poetry? ,M: Well, my only real experience was writing business plans. I've always had a good grasp of the English language, my mom encouraged me to read when I was very little. ,F: What's the hardest thing about creating your work? ,M: Finding the perfect words to fit what I wanted to say, there's always a word or 2 that I might still rewrite if given the chance.
(A) F: I didn’t hear you. Please could you tell me again? (B) F: You' re right Mr. Bob! I agree with you that the most difficult in writing is choosing right words. (C) F: Describing experiences is the most difficult in writing. Miss. Sue' s opinion is really special! (D) F: You think the most difficult in writing is choosing right words? Why do you say so?

Output: D


Input: Consider Input: M: Did the game start at 2:00 this afternoon? ,F: That's right. And when you arrived at 4:30, it was almost over.
(A) M: So the game was about two hours. (B) M: Just a minute! I do not quite follow what you are saying, would you mind repeating that? (C) M: So the game lasted about 2 hours and a half, right? (D) M: What a pity, I left home at 1:30, but it took me 3 hours on the road, which I didn't expect at all.


Output: C