【单选题】

Man: My roommate and I have decided to do our own cooking next semester.
Woman: Then, I hope you'll have a lighter schedule than this term.
Question: What problem does the woman think the man may have
A．He may not have enough time to cook.

B．He may spend more money on food next semester.
C．He may gain weight if he does his own cooking.
D．He may not enjoy workin