Chopin's reputation was built on his brilliant piano technique and his astonishing, virtuosic performances.

The mainstream musical works, like Copland's Appalachian Spring, lost credibility in critical circles due to more progressive works, like Cage's 4'33"

Indicate whether the statement is true or false

The most successful composer of ragtime piano music was

a. Louis Armstrong b. Duke Ellington c. Stephen Foster d. Charles K. Harris e. Scott Joplin