Final answer:
Steppin' is a fast-moving dance inspired by jazz and rock music, developed in the 1920s in the African American community. It is known for its synchronized performance movements and used as a form of self-expression and rebellion.
Step-by-step explanation:
Steppin' is a fast-moving dance inspired by jazz and rock music. It originated in the African American community and developed in the 1920s, influenced by the Jazz Age. Steppin' is known for its synchronized performance movements and is often used as a form of self-expression and a way to rebel against political unhappiness.