By about 12 months, most infants:
a) begin to use intonation in their language.
b) build a vocabulary of one-word phrases.
c) begin to distinguish, in their language, between themselves and others.
d) begin to form two- and three-word sentences.
ANS: B
Psychology
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Which of the following statements supports genetic influences on divorce?
a. Twins rarely divorce. b. Divorced couples produce fewer offspring. c. Genes influence personality traits associated with divorce. d. Unmarried couples reproduce at lower rates than married couples.
Psychology
When an infant increases his or her response because a familiar stimulus has been replaced by a novel one, it is called
A) habituation. B) dishabituation. C) preferential looking. D) perception.
Psychology