Which composer experimented with quarter-tone music?

The painter of the Migration Series, whose Self-Portrait is illustrated as fig. 9.11, was __________

A. Morris Louis B. Jacob Lawrence C. Elizabeth Murray D. Jasper Johns E. Georg Meistermann

Hew Locke's Sikandar is embellished with charms, medals, ___________, votive offerings, jewels, Persian trinkets and Greek masks, encouraging viewers to ponder the interaction of cultures, and especially the meanings and endurance of conquest and colonialism

a. garbage b. bones c. nuts and bolts d. cigarettes e. sabers