Can someone help me with making a portfolio of a movement that happened from the 1930s-2000s

In shifting to a defense policy based upon the concept of "flexible response," president kennedy was indicating that he had grave doubts about thevalue of which previous defense policy? a massive retaliationb collective securityc containmentd air power

Which of the following best describes how the maya civilization was governed

President eisenhowers foreign policy stressed peace, threatened massive retaliation for attacks and what