You means slaves? What time period?
Answer:
A
Explanation:
Since the population of the cities increased with more factories being built, A seems to be the best choice: More people moved to the city in order to work in the factories.
Native Americans were continually pushed out of their homeland and much of the natural world of the American west was destroyed to make way for the settlers
The roman senate was more represented by the people, unlike the Athenian assembly.
I'm pretty sure all four of these are correct because 9/11 began just like any other day then they hijacked the planes, President Bush did indeed visit elementary school children in Florida in 9/11, 9/11 was a very tragic day for the entire nation, and students did watch everything that was going on on that day so I believe all four of these are correct