【单选题】

Man:Excuse me, Madam Is the air-conditioning on This room is getting as hot as a furnace.

Woman: Sorry, sir, a new epidemic called SARS is threatening us right now.As a preventative measure, we are told to let in fresh air by Opening the windows and not using air-conditioners.
Question: What does the woman mean
A、The temperature is not as high as the man claims.
B、The room will get cool if the man opens the windows.
C、She is following instructions not to use the air-conditioning.
D、She is afraid the new epidemic SARS will soon spread all over town.