the correct answer would be learn. hope this !
the answer is c! an adverb tells when, where, how, and how often.
the answer your'e looking for is:
a) world war 2 hasn't happened yet
b) consumer culture is all about buying and buying, stocks were giving people loads and loads of money and they kept spending it on huge houses, boats, etc. which was an economic boom.
c) coolidge did not bring an economic boom
d) the alcohol prohibition ended december 5, 1933