Compared to a comparison group of children with low socioeconomic status who did not attend Head Start, those children who did ____________________
a. showed a boost in IQ and achievement from elementary school until the end of high school
b. had higher grades, but lower self-esteem because of the pressure to achieve
c. were less likely to be placed in special education classes
d. improved their academic performance, but were still more likely to repeat at least one grade
Answer: C
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Research suggests that stress-producing events are
A) found in all sectors of society. B) less likely to affect residents of rural areas or nonindustrialized countries. C) more likely to affect people living in urban areas and developed countries. D) more impactful to men than to women.
At the local aquarium, the trainers shape the dolphin's behavior so that they get rewarded each time they jump up and get closer to a target toy hanging above their tank. Training in this manner most closely resembles _____
a. classical conditioning b. operant conditioning c. neutral conditioning d. a conditioned stimulus