The Roaring Twenties was a time of great social upheaval and cultural transformation in the United States, marked by a clash between traditional values and modern ideals. The rise of consumerism, jazz music, and the flapper lifestyle symbolized a shift in societal norms. New forms of entertainment flourished, and cities became vibrant centers of cultural exchange. The era was also defined by technological advancements, including the proliferation of automobiles and radios. As various movements, such as Prohibition and the women's suffrage movement, influenced society, the decade left a profound impact on American identity.
Which of the following developments was a prominent feature of the Roaring Twenties?