The main idea of the first paragraph is that importance should be attached to the systematic study of ______.

A．She knows a larger apartment he can rent.
B．She is used to living in a large apartment.
C．She knows the man’s neighbor is moving out.
D．The man should go and see her apartment.

A．She had four months free before she went to college.
B．Her working place was near where she lived.
C．She was unqualified for anything.
D．She needed the money.