The answer for apex is Freedom of speech
C. FDR believed that the federal government should take an active role in the economy; Hoover didn't.
President Herbert Hoover is what we call a sitting duck president which means he didn't do anything and believed in a philosophy called "Rugged Individualism". Rugged individualism basically means it's every man for himself and Hoover felt that Americans should figure their issues out by themselves and not rely on the government to help them out.
The Columbian Exchange had positive and negative consequences.
Some of the positive consequences were the introduction of different nutrients and food supplies into the Old World, such as corn or potatoes. This improved the diet of most Europeans, leading to a population growth in the next generations.
However, Europe benefited more than the Americas, for some of the negative consequences about the Columbian Exchange were the introduction of diseases into the continent and the slavery of African populations into the Americas.
The term that best completes the statement above is SERVICE WORKERS. The increase for the demand for service workers has created more employment opportunities for women during the years 1960s and 1970s. This is the era when women are now assigned in jobs related to providing services.