Susan is trying to think just what she will wear on Saturday. She decides upon a navy blue skirt paired with a burnt orange sweater.
What a wonderful combination. The ability for both Susan and you to perceive the different colors between her skirt and top result
from:
activation of the cones by the orange top and the rods by the navy skirt
the difference in the wavelength of the lightwaves being reflected off the two items of clothing
activation of the rods by the orange top and the cones by the navy skirt
Othe difference in the amplitude of the lightwaves being reflected off the two items of clothing