Identify which of the following are significant sources of air pollution. check all of the boxes that apply. 

How did francis bacon challenge the way of thinking about science

Plz 50 points answer only if you know and dont copy from others draw conclusion explain how trade in the east african city-states resulted in a blending of cultures. provide examples

How did roman authorities treat conquered peoples? required them to pay taxes to rome replaced their local governments compelled them to adopt roman customs invited them to become roman citizens