Marbury V.Madison Is Important Historically Because

Marbury v.Madison is important historically because:

A) it was the first case decided by the U.S.Supreme Court.
B) it is the first case where the U.S.Supreme Court ruled that it has the authority to declare legislation enacted by Congress unconstitutional.
C) it was the first case to hold that the Executive Branch must obey laws enacted by Congress.
D) none of these