It was "b. the assassination of President Kennedy' that occurred in 1963 and caused the country to experience a major transition, since this took place in the middle of the Cold War, and the fight for civil rights.
C. high unemployment is the answer...I think.
The correct answer is C.
The process contained in the diagram ensures that both the elected representatives that constitute the federal powers, together with those that work at the state level have to mostly agree with the proposed amendment to allow its sucess. It makes it possible to amend the Consitution, as long as the necessary support is gathered both at the federal and state level. Therefore, amendments are not federal pieces of law that are imposed on the states, because these also participate in their enactments.