For Some,a Perhaps Unexpected Consequence of the Cultural Revolution of the 1950s

For some,a perhaps unexpected consequence of the cultural revolution of the 1950s and 1960s was:

A) the re-release and popularity of classical recordings and concerts.
B) the increase in attendance at jazz concerts that far surpassed ticket sales for rock 'n' roll concerts.
C) the downturn in sales of records of all genres.
D) the surprising resurgence of popularity for folk music.
E) the wave of popularity for country music that swept the United States.