【单选题】

听力原文：W: Something is definitely bugging you. Why are you walking up and down the hallway?

M: It's this presentation I have to give tomorrow. I'm a bit on edge but I'll get over it by then.
Q: What do we learn from the conversation?
(13)
A．The man's nervous but believes he will be better tomorrow.
B．The man is begging the woman to let him pass the presentation.
C．The man's nervous about his presentation because he's unprepared.
D．The man left his presentation on the window edge but he'll get it tomorrow.