The correct answer is "The creation of National Organization of Women (NOW)."
This feminist organization was founded in 1966, in the heart of the Women's and Civil Rights movement. The goal of this organization was to ensure that women had equal access to all of the rights and responsibilities that America had to offer men. Essentially, these women were demanding equal treatment in American society. This organization still exists today and has chapters in all 50 US states.
Andrew Carnegie's company always remained at the top of the business world and was able to conquer and even destroy many other smaller companies. He easily became one of the richest men in the world. Andrew Carnegie retired from the steel industry in 1901 and focused his energy on philanthropy. He published his own book called The Gospel of Wealth.
That's my guess, this is a somewhat subjective question that really applies to your curriculum, hopefully someone who has taken the course can give a better answer.