What was the impact of the harlem renaissance of the 1920s and 1930s? a) hospitals began conducting medical research to find new cures. b) music, literature, and theater began to reflect african-american culture. c) public education became regulated by state and federal government bodies. d) roads and bridges were improved through better planning and construction.

B) Music, literature, and theater began to reflect African-American culture is the answer because the 1920's and 1930's (1918-1937) was around the time the jazz music evolved into an integral part of American popular culture. the harlem renaissance originated of African American culture, particularly in the creative arts, and the most influential movement in African American literary history. Embracing literary, musical, theatrical, and visual arts. literature and poetry rose from the culture; from the works of people like langston hughes.