What was the name of Alexander Baumgarten's book, which was the first to use "aesthetics" to refer to the "study of beauty and theory of art"?

Which composer was innovative in improvisational bebop but moved on to the more disciplined music of cool jazz?

a. Miles Davis b. Duke Ellington c. George Gershwin d. Charlie Parker

The historian

A. clarifies values B. studies values C. creates values D. ignores values