M: I'm sorry I'm late, Ellen. This morning has been a real mess. I didn't think I was going to make it here at all.
W: Why are you late？ Our whole report depends on those drawings you're holding.
M: Yes, I know. I'll tell you about it later. First, let's see how we're doing for time. Two groups are still ahead of us, aren't they？ The re- port on the rights of the consumer and the analysis of the stock market. That means I've got about 20 minutes to warm up.
W: You do look cold. What happened？
M: I've been standing outside in cold temperatures for over an hour waiting for a bus.
W: Over an hour？ But I thought your apartment was only a ten-minute bus ride to campus.
M: Under normal conditions, but the bus was delayed because of the weather. And when I stepped into a drugstore to call home for a ride, the bus went by. As luck would have it, there was no one home so I had to wait for another 45 minutes for the next bus.
W: That's Murphy's law, isn't it？ What was it said？ "If anything can go wrong, it will." Well, we've still got 20 minutes to gather our wits together.
M: We'd better stop talking. People are turning around and looking at us
What is the woman's tone of voice when she first sees the man？

A. Sad.
B. Relieved.
C. Mocking.
D. Apologetic.