Question 1 How did radio affect American society during the 1920s?
It helped produce a standardized culture
It minimized the popularity of silent pictures
It created culturally distinct regions within the country
It created social hierarchies based on the availability of programs

It helped produce a standardized culture.

Explanation:

Standardized culture refers to a culture refers to a culture that generally adaptable by different social groups in a society regardless of their background.

Radio popularized specific trends that listened by a lot of people in a wide area. Since a lot of people spend their time understanding /learning the trends promoted by the radio (such as ways of speaking, fashion, popular songs, etc) , these different group of people adopted one same standardized culture that untied them.

a photo collage of women at work during world war 2