The correct answer is C.
A is incorrect because the battles were not at sea and had nothing to do with ships.
C is incorrect because the Crusades had nothing to do with contributing money to the Church (but rather defending it against Muslims).
D is incorrect because, although knights did wear these crosses, they, alone, were not the Crusades.
Answer:
The United States exercises its foreign policy through economic aid. ... In the years after World War II, the United States was guided generally by containment ... With the collapse of the Soviet Union in 1991, containment no longer made sense, ... deal with foreign, military, and economic policies that affect national security.
Explanation:
