List four musical genres BETWEEN Elvis and the Beatles and give examples and descriptions of key artists, songwriters and producers. What events caused this change in the American musical landscape to occur?

i would think b and c

the answer is letter b. false. fugue is a complex musical composition that does not occur or come together at the same time. in fact, it is composed of a number of voices or parts where the theme is introduced in one part and successively imitated in other parts.