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: What can I do for you, sir? ,M: Oh my God, it seems that I have lost my room key. ,F: Take it easy, sir. You need to go to the front desk to get another one, remember to take your ID card.
(A) M: Okay, thanks for your advice. I'll search for my room key. Maybe I left it under my doormat. (B) M: Okay, I'll go to the front desk and get a new ID card. (C) M: Excuse me, could you repeat the question? (D) M: Okay, I'll go to the front desk and get a new room key.

D