Which civilization was not developed in the Fertile Crescent?

answer: my personal opinion is the black spider because he is more powerful than spiderman.

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.

a. by accepting the election of president abraham lincoln in 1860 and convincing other southern states to do the same