Baby Blue is one year old. He goes to the zoo with his mother, aunt, and cousin Baby Bernice who is 6 months old. In the monkey pavilion, who can distinguish individual lemur’s faces? That is who can tell the lemurs apart?
a. Both of the babies, but not the adults
b. Only Baby Blue
c. Both of the adults, but not the babies
d. All of them can tell the lemurs apart because of perceptual narrowing
e. Only Baby Bernice