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: M: What is your policy on returns? ,F: If you bring them back with your receipt within 7 days, you'll get all your money back. If it is over 7 days, you'll get back 80% of what you paid. Also, if you want to change the pants, just bring them in and will do them for free.
(A) M: I’m sorry, I don’t understand. Could you say it again? (B) M: Sounds good. I can return them in 7 days and get all my money back if I am not satisfied with the pants. (C) M: Sounds good. I don't not need to return them and I can get all my money back if I am not satisfied with the pants. (D) M: I should pay $70 more and get another pair of pants. How terrible! I won't shopping in your shop again.

B