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: Thank goodness, it wasn't as hard as I thought. ,M: Well, it was completely within my expectation. ,F: But don't you think the answers weren't clear for the last few multiple choice questions? I just guessed. ,M: I totally agree. The teacher set a few obstacles for us on purpose. Otherwise, everyone would get full marks.
(A) F: I agree. The first multiple-choice questions are quite difficult. (B) F: I’m sorry, I didn’t understand. Could you repeat a little louder, please? (C) F: I agree. The essay is quite difficult. (D) F: I agree. The imitation writing is quite difficult.

B