Which statement below best describes the current consensus on the theories of color vision?
A) The physiological support for the trichromatic theory is greater than the support for the opponent-process theory.
B) The physiological evidence for the opponent-process theory has shown that the trichromatic theory is incorrect.
C) The psychophysical evidence for the trichromatic theory has shown that the opponent-process theory is incorrect.
D) The physiology of the cone receptors and the discovery of opponent cells in the retina and LGN show that both theories are correct.
Question 2
Wanda has a theory that her cat can recognize her name. She calls the cat. If the cat looks up Wanda concludes that the cat knows her name. If the cat does not look up, Wanda concludes that the cat knows her name but is just ignoring her. The problem with Wanda's test of her theory is that it is
a. deductive.
b. not falsifiable.
c. parsimonious.
d. overly ambitious.
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