A．The man didn’t have much time to spend working on his essay.
B．The man was too busy to complete the assignment.
C．The man shouldn’t have turned in the essay late.
D．She’s sorry she couldn’t help the man last week.

A．The conception of the political institutions.
B．The difference between conflict and functional theorists.
C．The different positions the people stand in the racial order.
D．The development of political institutions.