单项选择题

Man: One good thing about it is the higher salary. It's perfect for me.
Woman: I'm sure you'll be better off. But I guess you might have to work for longer hours.
Question: What does the woman mean

A.The man took a wrong job.
B.The man will be richer than the woman.
C.The man had better work for longer hours.
D.The man may have to work harder for more money.