Because they evolve at different rates even though they are both art forms. They had different influences the time period wont effect it.
All of the above is the answer
<span>a style of music that combined traditional European musical forms with African syncopated rhythms;usually written for piano ... sometimes known as Dixieland; style of jazz music combined elements ofblues and ragtime, introduced ... Cool Jazz. reaction to the fiery sounds of the bebop revolution. Thisstyle smoothed out the ...</span><span>
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