Which was a major cause of environmental pollution in american cities during the late 1800s?
a. wastewater discharge from hydroelectric power plants
b. chemicals used in dry cleaning shops
c. large numbers of horses used for transportation
d. dust storms blowing in from the great plains

Wich area did the quakers settle in

The delegates of the second continental congress who were ready to declare independence were from which area? a. new england b. the southern colonies c. quebec d. the middle colonies

What does the timeline above show about the consequences of the persian wars? a. each city-state of greece had equal influence after the wars. b. athens and sparta continued attacking persia after the wars had ended. c. persia continued to dominate greece for years after the wars. d. the alliance between athens and sparta ended shortly after the wars.