Fears of spies and sabotage in the United States during the war led to
a. restrictions on immigration.
b. discrimination and violence toward 30s.
c. repression of free speech.
d. all of the above.
Fears of spies and sabotage in the United States during the war led to "d. all of the above," since this was a time of great paranoia in the US--especially concerning the Japanese.
