Answer:
D. A U.S. aid program to rebuild the economies of Europe after World War II.
Explanation:
I believe the answer is b
The original purpose of dropping atomic bombs were to, instead of sending in troops, drop an atomic bomb on your city of choice and wipe out everyone in a mile's radius. That is the short term effect. But the long term effects include nuclear radiation which poisons people in a much larger radius, while contaminating the environment for an extended period of time.
Hope this helps!
They built great religious temples in their own city/state. Families made sacrifices.