1.Which of the following statements is true?
Jazz music is an American music developed especially from ragtime and blues which originated in the Latin-American community.
Jazz Music is an American music developed especially from ragtime and blues which originated in the African-American community.
C. The four main characteristics of Jazz music are syncopated rhythms, polyphonic, improvisation and stabilization.
D. Jelly Roll Morton is the King of ragtime. ​