Chords refer to the simultaneously sounding of three or more different tones (two different tones sounded together creates a harmonic interval). What happens when chords are used to accompany a melody?

In Kara Walker's Insurrection! installation, projected light casts our shadows on the walls, and thus works to:

a. involve us. b. render the work invisible. c. scare children present. d. all of these. e. none of these.

Two-dimensional space defines

a. area. b. volume. c. mass. d. depth.