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: I can't sleep. ,M: What's wrong dear? ,F: I don't know. I just can't sleep. ,M: Is there anything bothering you? ,F: Maybe. I have a test on Friday and I'm worried I won't get a good grade.
(A) M: Well, you must be very tired from preparing the exam of Thursday. (B) M: I’m sorry, I didn’t understand. Could you repeat a little louder, please? (C) M: I'm not surprised that you aren't stressed by the exam and fell asleep easily. (D) M: You must be very stressed out by the exam.

D