Which of the following is true about child-directed speech?
A) Child-directed speech is faster.
B) Child-directed speech is lower pitched.
C) Child-directed speech has fewer questions.
D) Child-directed speech has more frequent and more extreme ups and downs in pitch.
D) Child-directed speech has more frequent and more extreme ups and downs in pitch. Child-directed speech has more frequent and more extreme ups and downs in pitch.
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Define perceptual learning and explain how the concepts of perceptual expertise and perceptual set are related to perceptual learning.
What will be an ideal response?
What is the most likely reason for the dramatic decrease in the number of children in the average American family over the past several generations?
A. the increase in religious-based sex-abstinence programs B. the availability and use of effective contraceptives C. the decrease in the number of people getting married D. an increase in same-sex couplings
Alcohol is to as caffeine is to
a. depressant; stimulant b. hallucinogen; stimulant c. depressant; hallucinogen d. hallucinogen; depressant e. stimulant; hallucinogen
How many states have abolished the insanity defense?
A. none B. five C. ten D. twenty