Which of these were two prominent neoclassical painters?

In a paragraph of no less than 125 words, explain the single most important factor involved in advancing american classical music in the twentieth century.

Which of the following “masters” can be earned without attending a college or university? set design costume design sound engineering carpentry

What is one popular pop artist or group (from today or from the past)? why does this person/group's music fit into the pop genre? why do you think the person/group was successful with their music?