Select the statement that describes the role of the Cold War in the United States becoming involved in the Vietnam War.
A.
It resulted in public fears about the decline of postwar nationalism.
B.
It raised officials' alarm about the global spread of communism.
C.
It renewed the country's opposition to colonial power.
D.
It created concerns about small countries obtaining nuclear weapons.
The US got involved because northern communists in Vietnam were trying to take south vietnam and instill communism. the whole cold war was an ideological conflict against communism