Final answer:
Jazz music became very popular during the Harlem Renaissance of the 1920's.
Step-by-step explanation:
The style of music that became very popular during the Harlem Renaissance of the 1920's was jazz. Jazz music originated in African-American communities in New Orleans and Chicago and quickly gained popularity during the Harlem Renaissance. It combined African rhythms and melodies with European harmonies, creating a unique and vibrant sound.
Learn more about Harlem Renaissance and Jazz music