The introduction of _________ in the seventies made music more portable

What is a "break" in Dixieland jazz?

a. a two- or four-measure section in which everybody except the soloist stops playing b. a pause in between two pieces of music c. one iteration of a 32-bar AABA structure d. a collective term for all of the rhythm and harmony instruments

Why did Louis Armstrong leave King Oliver's group in 1924?

a. King Oliver kicked him out the band for trying to outplay him b. he was unhappy with the style of music King Oliver had them playing c. his wife Lil Hardin wanted him to stop playing jazz d. to strike out on his own as a soloist