Which stage of cognitive development is characterized by understanding of symbols, pretend play, and mastery of the concept of conservation?
A) formal operational
B) preoperational
C) concrete operational
D) sensorimotor,
Answer: B
Rationale: The preoperational stage, which spans ages two through seven years, is characterized by understanding of symbols, pretend play, and mastery of the concept of conservation. During this stage, children can look at and think about physical objects, although they have not quite attained abstract thinking abilities.
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When symptoms of mental retardation are not apparent until after age 17,
A) the diagnosis would be dementia, not mental retardation. B) the retardation is almost always at least moderate and often severe. C) the treatment for retardation is more successful. D) the level of retardation is typically mild.
According to Howard Gardner, ____
a. many people with IQs of 160 work for people with IQs of 100, if the former have poor interpersonal intelligence and the latter have a high one b. emotional intelligence can be equated with maturity and character, and is therefore an excellent predictor of success c. no matter what the situation, traditionally-defined intelligence is more important than emotional intelligence d. while teamwork requires emotional intelligence, supervisors must often suppress their emotional intelligence to succeed