The Rolling Stones listed as their early musical influences

How does John Cage's 4´33?challenge the very definition of music?

a. It uses 12 radios playing on different stations. b. The performer may choose music to play at random. c. The twelve-tone row ends up sounding like a jumble of pitches. d.The performer does nothing, and the sounds of the piece come from inside and outside the concert space.

Instead of using the bass drum to mark time, bebop drummers used the

a. hi-hat b. tom-tom c. snare drum d. ride cymbal