The main function of color constancy is to ensure that
A) lights of the same wavelength appear to be the same color.
B) lights of different wavelengths appear to be different colors.
C) lights of the same wavelength appear to be the same color, regardless of their intensity.
D) an object appears to be the same color despite changes in the wavelengths of light that it is reflecting.
E) complementary colors always look complementary.
Answer: D
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