Answer:
c that Soviet spies had infiltrated the American government.
Explanation:
Igor Gouzenko was formerly a citizen Soviet Union who was widely known as a spy on Canadian soil. However, he later revealed his mission publicly, and eventually defected to become a Canadian citizen.
During the investigation, the documents recovered from Igor Gouzenko revealed that "that Soviet spy had infiltrated the American government."
This is evident in the fact that following the Igor Gouzenko issue, United States later uncovered about 20 people spies passing information to the Soviet Union under the leadership of Fred Rose.
Similarly was the FBI tracked down of a Soviet spy named Ignacy Witczak, in Los Angeles.
D. the Mexican Cession, through the Mexican-American War
hope this helped
The U.S. wanted to remain neutral due to public dissatisfaction with how the great-war(ww1) had turned out. War with Europe was the last thing on the American people's mind until we were attacked by Japan: we did not expect the attack from Japan, so this act alone shocked and angered the American public and government that, in turn, declared war on Japan by vote.