How does the concept of competition relate to the arms race between the United States and the Soviet Union during the Cold War?
The two nations were not concerned about one another or their nuclear capabilities, so there was no competition between them.
The two nations were interested in working together to produce nuclear weaponry, which extinguished any competition between them.
The two nations wanted to best one another in the development and stockpiling of nuclear weapons, which drove the competition between them.
The two nations felt that face-to-face battles would be more effective than nuclear weapons, which led to a violent competition between them.