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: Wow, this jacket has so many pockets, it'll be great for camping. ,F: It cannot be damaged by water, too, and it folds up so that it can fit in your back pocket. ,M: Honey this is the best birthday gift ever.
(A) F: I can see that this jacket has too many pockets, so it may not come in handy sometimes. (B) F: I'm glad you like it. This is suitable for outdoor activities. (C) F: I can see why you don't think this jacket is suitable for everyday use. (D) F: Excuse me, could you repeat the question?

Ex Output:
B


Ex Input:
M: And so tired! I've been up late studying for the math exam for the last 2 nights. ,F: I have, too. But I'm so nervous that I can't fall asleep at night. ,M: Maybe you can drink a glass of milk and take a bath before going to bed.
(A) F: I didn’t hear you. Please could you tell me again? (B) F: Yes, it is a best way to relax. (C) F: How about your study report? (D) F: Since we have taken too mu time on Chinese exam, I think we should have a good rest.

Ex Output:
B


Ex Input:
F: What are we going to get for Linda's birthday? ,M: How about a pair of running shoes? ,F: You know she hates doing exercise. ,M: Then I guess we can buy her a birthday cake.
(A) F: I'm going to hold a birthday party. (B) F: Let's doing some exercise. (C) F: I’m sorry, I don’t understand. Could you say it again? (D) F: Let's send Linda a gift to congratulations on her entrance to Renmin University of China.

Ex Output:

C