If You Stare for 30 Seconds at a Red Object

question 156

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