Simon Bolivar was revolutionary leader in South America.
Answer:
Aqueducts
Explanation:
First developed around 312 B.C., these engineering marvels used gravity to transport water along stone, lead and concrete pipelines and into city centers.
I believe the answer for the first question is B and the second one A, hope I helped! :)
Answer:
A. It causes disease to spread more easily.
Explanation:
The answer is A becuase of overcrowding there would be more diseases since they are "piled" on top of each other. It would also cause a higher demand for jobs and houses.
Egyptians because they were royalty and super super smart
