-33. By the age of 13 months, research suggests that babies have a receptive lan

Question

-33. By the age of 13 months, research suggests that babies have a receptive language store of about how many words? a. 20-30 b. 40 c. 45-60 d. 100 Vernon is a 14-month-old toddler. His family laughs when he waves bye-bye because he seems to be waving at himself, Piaget would attribute this twist on the bye-bye wave to which of the following ideas? a. Children learn gestures through object permanence. b. Deferred imitation is impossible until age two or later c. Children simply imitate what they see. 34. d. Caregiver involvement dictates the level of sensory developme

Explanation / Answer

33.(c) 45-60

Receptive Vocabulary means words recognized when heard or seen. A baby at 12 months, understands 50 words; at 15 months, 120 words; at 16 months, 170 words; at 18 months, 200 or more words.

34. (c) Correct Children simply imitate what they see.

To Piaget, cognitive development was a progressive reorganization of mental processes as a result of biological maturation and environmental experience.

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