Answer:a
electoral college is where you vote.
Explanation:
I found this
D. These cities are located near water because when they were first settled, water was the main method of traveling.
Answer:
After the Pax Romana, came a period in which the Roman Empire nearly collapsed under the combined pressures of invasion, civil war, plague, and economic depression.
The correct answer here is Constantinople.
Constantinople was founded by Constantine the Great who created the city as a new capital of the Roman Empire. After the dissolution of the Roman empire the city became the capital of the Byzantine Empire. It was the seat of the Emperor and the center of culture and commerce.