A plan of action taken by government to achieve a goal is a regulation.
service.
policy.
guarantee.

C

Explanation:

policy is the setting of goals resources and a timeline in mutual cohesion, understood to indicate the direction.

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.