Persistent class and ethnic differences in children's IQ scores have been explained as the result of
A) culturally biased tests.
B) genetic group differences.
C) unfavorable environmental factors.
D) All of the above.
Answer: D
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During which phase of the rape trauma syndrome is the rape survivor likely to have feelings of self-blame, fear, and depression, and to believe she was responsible for the rape?
a. short-term b. acute c. long-term d. reorganization
When parents around the world use a rising, then falling pitch, they are
a. warning their baby. b. comforting their baby. c. calling attention to objects. d. praising their baby.
Shane’s mother tells him that if he is not quiet when she is working, he will not be allowed to play computer games later in the evening. Shane’s mother is using ____
a. ?positive reinforcement b. ?negative reinforcement c. ?positive punishment d. ?negative punishment
The best description of oxytocin may be that it ____.
A. stimulates the brain's reward centers B. increases attention to important social cues C. acts much like endogenous opiates D. really is the "love hormone"