Which of the following phrases finishes this statement incorrectly?

american classical music didn't really develop until the twentieth century because . .

The correct answer should be that Europe was the center for classical music until the Twentieth century. Everyone wanted to go to Vienna and play there, and musicians that weren't from Europe often relied on European musicians instead of composing and developing their own specific style. Eventually it changed and classical music became a part of American culture too and they developed their own place in it.

Democracy and darwinism would be my answer.