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: Where are you going, Les? ,M: To the pet shop. I want to buy some cat food for Grace's birthday. She loves her cats and I'm sure she'd like to get some cat food. ,F: But it's Grace's birthday, not her cats'. She enjoys reading. Let's get her a book. ,M: OK. Let's go to the book shop then. ,F: I prefer shopping online. It's easier.
(A) M: I’m sorry, I didn’t catch that. Would you mind speaking more slowly? (B) M: Really? You don't prefer shopping online although you think it's easy? (C) M: Really? You think shopping online is easy? Can we buy books online as well? (D) M: OK. Let's get her a pen and we can buy it online as you think shopping online is interesting.

C