Question

Which modernism trends affected American Twentieth Century classical music?

minimalism
impressionism
indeterminate music
all of the above

Answer 1

The correct answer is "all of the above". American Twentieth Century classical music had influence from many modernism trends in music, including: minimalism, with musicians such as John Cage; impressionism, with musicians such as Claude Debussy and Maurice Ravel; and indeterminate music, with musicians such as Charles Ives and Henry Cowell.

Answer 2

It would be "all of the above" that affected American Twentieth Century classical music, since many of the leading composers of this era were highly experimental and often dabbled in things like "atonal" music and unconventional structures.