The Truman Doctrine in March 1947 A. established the Central Intelligence Agency (CIA)
B. immediately challenged the Soviet blockade of West Berlin with around-the-clock supply flights into West Berlin
C. asserted that the United States, as the leader of the "free world," must take up responsibility for supporting "freedom-loving peoples" wherever communism threatened them
D. aided in persuading both Republicans and Democrats in Congress to support his policies, beginning a long period of bipartisan support for the containment of communism throughout Latin America