Larry has a comparative advantage over his classmates in writing term papers if he:

Larry has a comparative advantage over his classmates in writing term papers if he:
A.has an absolute advantage in writing term papers.
B.can write term papers faster than his classmates.
C.always earns an A on his term papers.
D.has a lower opportunity cost of writing term papers than his classmates.
正确答案：has a lower opportunity cost of writing term papers than his classmates.