Question

The styles that were blended to create the jazz genre

Answer 1

Neo-swing  1990s

Novelty ragtime  1920s

Nu jazz                     1990s

Orchestral jazz                1920s

Answer 2

Neo-swing 1990s ->
Novelty ragtime 1920s ->
Nu jazz Music that blends jazz elements with other musical styles, such as funk, soul, electronic dance music, and free improvisation. 1990s ->
Orchestral jazz Also known as "Symphonic Jazz" 1920s ->