Ans: d. more than doubles
From age 3 to age 6 the vocabulary of the average child ____
a. grows by 50%
b. grows by 75%
c. doubles
d. more than doubles
Explanation: The average 3-year-old has a vocabulary of 1,000 words in every 6-year-old has a vocabulary of 2,500 words; the vocabulary between ages 3 and 6 more than doubles.
Psychology
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