I would say the minority participation because in 1920, woman received the right to vote. Therefore, creating an expansion in woman in politics. And In 1935 was the establishment of the social welfare government agency.
The correct answer is D) development of a consumer advertising industry.
<em>What took place in the United States in the 1920s was the development of a consumer advertising industry.</em>
The famous "roaring 1920s" was a time of prosperity in the United States. People had cash and bouy things for their homes and other commodities. Advertising played a big role in marketing products that could be affordable for people, need it or not. This allowed consumerism to be part of American society in the "roaring 1920s."
