What inspired Picasso to create his groundbreaking painting known as Les Demoiselles d'Avignon?

What is the form of the first movement of J. C. Bach's Piano Sonata in D major?

A) binary B) rondo C) sonata D) free-form

The earliest known example of the use of contrapposto is the sculpture known as the ____

a. Kouros from Tenea b. Kritios Boy c. Diskobolos d. Doryphoros