Direct democracy would be extremely costly because people would have to vote on every single thing and this would cost time and money to ensure everyone has voted. It couldn't be resolved in early times, but maybe with the age of technology, you could surpass that by having everyone vote online or something similar.
The discovery of lots of bronze items is what is significant about the Shang.
If I remember correctly, Federalists feared the the Democracy would lead to a Monarchy.
A.
The answer is C. As new colonists and explorers discovered the Americas, they also brought disease. This heavily impacted the American Indians as a majority of their population suffered from epidemics.
