Which phenomenon were dating, high school activities, and longer school enrollments in the 1920s all signs of?

They mowt likely lived in caves or maybe rock houses,i know they are similar but its all i know

Delaware, pennsylvania, new jersey, georgia, connecticut, massachusetts bay, maryland, south carolina, new hampshire, virginia, new york, north carolina, and rhode island and providence plantations where the 13 original colonies

Social darwinism refers to the the theory that people who succeed in our economic system will one day out compete those who fail. one day the rich will out succeed the poor so we'll that there will eventually be no more poor