Why Did France and Other Europeans Understand NATO as a Form

Why did France and other Europeans understand NATO as a form of double containment?

A) The organization would keep both the United States and the Soviet Union in check.
B) NATO would prevent the expansion of the British empire as well as of American imperialism.
C) The pact would guard them against Soviet aggression as well as against the resurgence of a powerful Germany.
D) NATO would contain communism but also contain the costs of defense for European nations.