The cultural impact of rock and roll caused youth in America to question racial discrimination and inequality.
A. True
B. False

it seems to me that yes they solo on the chord changes.  coltrane for sure solos on the chord changes. instead of changing scales, they use a different method over the chord changes. this melody is very  unique but may often times even be considered simple, which is quite common in this modal  type. for example, there are changes from the key of minor to major in this piece, which makes it  unique in its own way.

the harlem renaissance was an african-american cultural movement that flourished throughout the 1920s and into the 1930s. called the 'new negro movement' during its time, harlem renaissance artists, writers and musicians developed new ways to express african-american pride.