Which of the following best describes infants' learning of the sounds of their languages?
a) Infants come into the world being unable to perceive most speech sounds, and must gradually learn to hear the differences between sounds in their native language.
b) Because infants can learn in utero, they come into the world being able to perceive only those speech sounds in their native language (and not perceiving nonnative contrasts).
c) Infants come into the world being able to perceive most possible speech sounds, and gradually lose the ability to distinguish sounds that do not occur in their native language.
d) Infants, like adults, can naturally distinguish nearly all of the important speech sounds for the various languages of the world, and this ability does not change with age.
Question 2
The feature of baby talk that infants seem to prefer over all others is
a) higher pitch
b) sing-song prosody
c) positive affect
d) rhyming
Operant conditioning, also known as trial-and-error learning.
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