In Which of the Following Ways Did U

In which of the following ways did U.S. foreign policy in the latter half of the twentieth century differ from foreign policy in the first half of the twentieth century?

A) The United States was less concerned with acting militarily to prevent the growth of communism.
B) The United States established supremacy over affairs in the Western Hemisphere.
C) The United States shifted its concern away from communism and toward supporting global stability.
D) The United States accepted a greater role in peacekeeping and settling ethnic conflicts.
E) The United States initiated fewer direct invasions and covert actions.