Which of the following correctly states a cause and effect that occurred during world war two?
a. the alliance forged with the soviet union during the war led to the end of the cold war.
b. the end of the american isolationism ultimately led to the communist takeover of the chinese mainland.
c. the need to supply our armaments to the allies transformed the united states into a major military power.
d. the upheaval caused by the war turned the attention of the united states toward its interest in latin america.