If You Look at a Square Made Up of Alternating

Multiple Choice

If you look at a square made up of alternating red and blue stripes for several minutes,then look immediately at a blank white sheet of paper,you will see a square with alternating green and yellow stripes.This effect results from pairs of _____ that work _____.

A) cones; in concert
B) cones; in opposition
C) ganglion cells; in concert
D) ganglion cells; in opposition