Which swing clarinetist led a popular band and married several Hollywood actresses?

What type of popular music is the excerpt?

a. dixieland b. bop c. swing d. jazz

Given recent trends, which of the following is not a likely development in the future of jazz?

a. greater participation of women b. greater commercial success for jazz with hard-driving improvisation c. greater participation in jazz from countries other than the United States d. crossover styles that blend jazz with music from other styles and cultures