John Coltrane's "My Favorite Things" is an example of what medieval practice?

Perhaps the single most remarkable aspect of music in the twentieth century is that for the first time

a. the piano became a fixture in the home. b. everyone could read music. c. listeners could hear music when and where they wanted to hear it. d. concerts tickets were affordable to the middle class.

Kurt Cobain wanted Nirvana's records to sound muddy

a. True b. False