The antiwar movement: question 28 options: attracted only draft-age males. was of little interest to civil-rights activists. never built a mass constituency. had little impact on public opinion. challenged the foundations of cold war thinking.

The correct answer is "challenged foundations of Cold War thinking."

Throughout the country, citizens of all ages and races challenged the ideas behind the Cold War. This included protesting a variety of different aspects including the use of Agent Orange in Vietnam, the invasion of Cambodia, and the military draft in general. Mass protests took place across the country, including at colleges such as Kent State.