Definition: 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: F: Tom, this bicycle will be good for racing and it isn't very expensive. ,M: Yes, but my son needs a heavier bike to use when he delivers his papers.
(A) F: Then you should take a look at this one, it's lighter and more expensive. It meets all your requirement. (B) F: Then you should take a look at this one, it's lighter so it's convenient to deliver packages. It meets all your requirement. (C) F: I'm sorry, I didn't understand. Could you repeat a little louder, please? (D) F: Then you should take a look at this one, it's a racing one and it's lighter. It meets all your requirement.
Output:
C