If You Stare for 30 Seconds at a Red Object

Multiple Choice

If you stare for 30 seconds at a red object and then look at a blank sheet of white paper, you will see a greenish image of the object. This phenomenon BEST supports __________ theory of color vision.

A) the Grieco trichromatic
B) the opponent-process
C) the Helmholtz trichromatic
D) Hering's vibration