Which statement is supported by research on child care?
A. Even high-quality early intervention does not enhance the development of economically disadvantaged children.
B. Preschoolers exposed to substandard child care, particularly for long hours, display more behavior problems.
C. The effects of even high-quality child care typically dissolve after the child starts elementary school.
D. Regardless of quality, exposure to child care leads to poor school readiness.
Answer: B
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In Exercise 41, the DS response strength graph following discrimination training showed both positive and negative response strength at all but the extreme values of the nine levels of tone frequency. If the positive and negative strengths for each stimulus were to be summed, what shape would the resulting curve have?
a. A straight line with a slope of zero b. A straight line with a slope of 1.0 c. A U-shaped curve with its minimum at 2.0 kHz d. An inverted U-shaped curve with its maximum at 2.0 kHz
HIV is a ______.
A. human papillomavirus B. pseudovirus C. spumaviruses D. retrovirus
Which example constitutes a single morpheme?
A) headless B) he C) h D) headless horseman
Information flows from the occipital lobe to the inferotemporal area.
Answer the following statement true (T) or false (F)