In the1960’s, the United States was involved in Vietnam primary because:(1 point)

Responses

it feared that if Vietnam became communist there would be a domino effect causing surrounding countries to become communist.
it feared that if Vietnam became communist there would be a domino effect causing surrounding countries to become communist.

American businesses in Vietnam supported Communist control.
American businesses in Vietnam supported Communist control.

 the American people supported the involvement in Vietnam.
 the American people supported the involvement in Vietnam.

Cambodia was threatened militarily by the possibility of a Communist government in Vietnam.

it feared that if Vietnam became communist there would be a domino effect causing surrounding countries to become communist.