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: What a terrible house! ,M: I'm sick of it, too! ,F: The doorbell doesn't work, there's no hot water, and the building is so old that it seems to be falling apart.
(A) M: I am really sorry, I did not catch that. Would you slow down, please? (B) M: I caught a cold after taking a cold bath last night because there was no hot water. (C) M: There is no doorbell in this restaurant, you have to wait for the waiter to open the door for you. (D) M: There is no hot water in the kettle. You can get some from the kitchen.
Example Output: B

Example Input: M: Anna, your wedding day is this weekend. Are you ready? ,F: Yeah, I think so, except for one thing. I'm supposed to wear some special things to the wedding for good luck. ,M: I've thought you were planning to wear a wedding dress. ,F: I am of course, but it says that to have a happy marriage, I have to wear something old, something new, something borrowed and something blue.
(A) M: Haha, I understand that you need some special things to make yourself pretty at the wedding party next weekend. (B) M: Although you need some special things for having a hapy marriage, your wedding day is next weekend. (C) M: Yeah, I know that you need some special things to celebrate her wedding party,but your wedding day is next weekend, isn't it? (D) M: I’m sorry, I didn’t understand. Could you repeat a little louder, please?
Example Output:
D