A、Five may be too many. B、The decision must be made soon. C、It should be smart to take more. D、Four people are enrolled in them.

M: Is your roommate looking forward to going home for the summer?
W: She is counting the days.
Q: What can be inferred about the woman’s roommate?

W: I’m thinking of taking five courses next semester.
M: Wouldn’t four be wiser?
Q: What does the man imply about the courses?