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.

Example Input: F: Wow, I didn't know you were such a great cook. These fake potatoes are to die for. ,M: I've been taking cooking lessons, and you haven't seen anything yet. You're going to love the main course.
(A) F: I'm not surprised that the baked potatoes are your best dish. (B) F: Just a minute! I do not quite follow what you are saying, would you mind repeating that? (C) F: I can see that. I'm sure the next dish is going to be really special. (D) F: I'm not surprised that you will be making something even better next time, those fake potatoes are awful.
Example Output: C

Example Input: F: Can I help you? ,M: Yes, I'm looking for a sweater in a medium size. ,F: Let's see. Here is a nice white one. What do you think? ,M: I think I'd rather have it in blue. Oh no, the pink one. It looks better. ,F: OK. Here's pink in a medium. Would you like to try it on? ,M: OK. Yes, I love it. It fits perfectly. How much is it?
(A) F: This white sweater you choose is cheaper than others. (B) F: Let me check. Blue sweater in large size, $40, please. (C) F: I’m sorry, I don’t understand. Could you say it again? (D) F: We only have large-size pink sweater, so there's a discount.
Example Output: C

Example Input: F: James, look at the girl over there! She's pretty, isn't she! ,M: Who? The girl in red or the one in blue? ,F: Neither, I mean the girl in white behind them. She looks really pretty. ,M: Oh, that's Mary. She's a friend of my sister Anna.
(A) F: I’m sorry, I didn’t understand. Could you repeat a little louder, please? (B) F: Blue is a perfect color for your aunt Mary. (C) F: Your cousin Mary looks pretty in red. (D) F: White color suits your sister Mary very much.
Example Output:
A