Answer:
I believe the answer is c, It weakened confidence that the US could win the war.
There were many factors that allowed the Byzantine Empire to last a 1000 years after the end of the Roman Empire which include the fact that Constantinople, the capital of the Byzantine Empire, was protected with walls that lasted almost the entire 1000 years, making Constantinople, and the center of the empire's economy/culture impervious to invaders.
Answer: Hammurabi's Code
Explanation: Hammurabi was the Babylonian king, a member of the Babylonian Dynasty that ruled Mesopotamia. Hammurabi himself ruled from 1792 to 1750 BC, and fought against other kingdoms and dynasties in Mesopotamia created the great Babylonian Empire. He is best known for his law written about 1754 BC, and contains 282 rules, laws, and this is considered one of the oldest written laws in the world. This law precisely defines social classes, rights and obligations.
Rockefeller was not a failed capitalist