Many Oklahomans grew to disapprove of the Vietnam War because Congress never officially declared war, the US military made little progress, and __________.
Answer
A
they were unhappy that the US was not taking action to contain the expansion of communism
B
they were angered that most men older than eighteen were required to register for potential service in the war
C
they feared that the military would invade other neighboring nations, including China
D
they feared that communism would spread throughout Asia without US intervention