What role did the Korean War play in the Cold War?

C. It provided democracies and communist countries with an opportunity to indirectly fight one another

Explanation:

The main role for Korea in the Cold War was as a setting for a conflict between the communists and the West. Korea played this role most clearly in the Korean War that lasted from 1950 until 1953.

i think it is the third one.

answer; triadic reciprocal determinism;