Some social things about the civil war

Will have the greatest effect on human health. pollution in the a. troposphere b. stratosphere mesosphere d. thermosphere

Conflict often developed between and the pope over how much influence the pope had over choosing local church officials. fill in the answer! like i mean tell me the answer! i am desperate! its the last question of the test so ! asap

American indians in the blank built longhouses options -north west -great plains -south east -eastern woodlands q#2 american indians in the blank celebrated with a potlatch options same as before!