The answer is Perspectives, they taught themselves about different perspectives to help them put depth into their artwork.
Civil wars. Probably the most important single cause of Byzantium's collapse was its recurrent debilitating civil wars. Three of the worst periods of civil war and internal infighting took place during Byzantium's decline.
Answer:
Governments will have more power than needed
Explanation:
Answer: "What is the primary responsibility of the legislative branch?"
Explanation: The legislative branch makes all laws, declares war, regulates interstate and foreign commerce and controls taxing and spending policies.