Which statement about medieval cities is true? a. there were many parks and recreation areas. b. they usually had regular fire and police departments. c. they were crowded and unsanitary. d. air pollution from factory smoke was a serious problem.

Why was galileo galilei brought before the inquisition? for insisting that earth stands still at the center of the universe for proving that planets move in elliptical orbits for putting forth evidence that earth moves around the sun for suggesting that the sun is a star