The Primary Goal of the United States in Propagating the Truman

The primary goal of the United States in propagating the Truman Doctrine was to:

A) offer aid to nations that might be susceptible to communist infiltration.
B) offer aid to nations suffering armed aggression from other nations.
C) refuse to interfere in the internal conflicts of European nations.
D) pursue national security interests with widespread public support.
E) pursue world peace through partnership with allies.