Which composer is considered the "bridge" between the music of the Middle Ages and the Renaissance?

Alexander Calder's "mobiles," like Untitled, move when air currents move through them, making them

a) kinetic. b) patterned. c) abstract. d) optical illusions.

"Whatever is, is right" reflects the philosophic optimism of

A. Swift. B. Hogarth. C. Voltaire. D. Pope.