The correct answer to this open question is the following.
One of the actions that President Kennedy took in addressing the humanitarian concerns of the cold war was the creation of the Peace Corps, which was a volunteer program to assist other countries during the Cold War years, financially and socially. It was created on March 1, 1961. Young Americans were trained for three months to prepare them before traveling to other countries to assist people in need.
Through time they changed it based on problems on hand, and the changes through time.
Sorry if that's not a sutable answer
The answer is the Aztecs(C)
The constant, or dependent variable is the variable that does not change in the experiment.
