Charles Babbage was the inventor
The primary distinction between modern communism and socialism is that socialism allows for some private ownership of property and businesses. The communism on the other hand has the government holds all properties.
The answer to your question would be choice D.
The correct answer is: Many Americans were scared that their bank was going to fail.
According to President Roosevelt, Bank runs were caused by many American who were scared that their bank was going to fail. The people were scared that Roosevelt would abandon the gold standards thus leading the increased bank runs. Citizens lost confidence in the American banking system thus rushed to withdraw their savings before bank runs made their banks bankrupt.
Athenian democracy developed around the sixth century BC in the Greek city-state (known as a polis) of Athens, comprising the city of Athens and the surrounding territory of Attica. Athenian democracy is often described as the first known democracy in the world. Hope this helps