B. By showing that the meatpacking industry did not have high standards of safety and cleanliness.
It’s B, The exodus of African-Americans from the rural south to the Urban north
Under the feudal system land was granted to people for service. It started at the top with the king granting his land to a baron for soldiers all the way down to a peasant getting land to grow crops. The center of life in the Middle Ages was the manor.
hope that helped
could you mark brainy for me answering 1st