*30 POINTS* Describe the changes in American culture in the following areas during the late nineteenth and early twentieth centuries: Environmental preservation, popular sports, art

i really really really really really really dont know

b, public works good luck

john maynard keynes developed new economic theories in response to the : b) great depression of the 1930s. his theories are so important that they are known as "keynesianism". in his works he supports the idea of a government with deeper involvement and intervention to end the great depression.

the answer would be c epic   an epic is a long narrative poem about a heroic figure