When fighting in Vietnam, American soldiers used guerrilla warfare tactics to confuse the Viet Cong.
destroyed huge jungle areas so the Viet Cong could not hide there.
located and defeated the Viet Cong easily.
set up hidden camps in villages and underground locations.

The answer is B

Explanation:

The Viet Cong were experts of guerrilla warfare. The Americans in response burned down large parts of Vietnam and destroyed the environment using "Agent Orange". A Gas meant to kill the Viet Cong

everything but B was done by the Viet Cong

hope this helps :)

so what is your question?

answer: ensure protection from communism

explanation:

the north atlantic treaty was largely dormant until the korean war initiated the establishment of nato to implement it, by means of an integrated military structure: this included the formation of supreme headquarters allied powers europe in 1951, which adopted the western union's military structures and plans.