Follow-up research indicates that even though preschoolers have difficulty with Piagetian class inclusion tasks, they
A) have very complex category systems.
B) organize their everyday knowledge into nested categories at an early age.
C) are capable of abstract reasoning.
D) cannot use logic or causal reasoning to form global categories.
B
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Children with which condition have an inherited inability to control a destructive chemical that builds up in their bodies?
a. phenylketonuria (PKU) b. fragile X syndrome c. Down syndrome d. fetal alcohol syndrome (FAS)
After getting off a roller coaster ride you have difficulty maintaining your balance. This is due to _______
a. vestibular senses c. both a and b b. semicircular canals d. neither a nor b
A group of participants took part in a year-long study of the effects of 30 minutes of physical exercise per day on the heart. At the end of the study, what are the researchers likely to report?
a) The hearts of participants are now more efficient. b) The participants' hearts increased dramatically in size. c) Participants' blood pressure levels are now higher than before. d) A significant number of people suffered a heart attack during exercise.
People with masochistic tendencies would be most sexually aroused by
A) ?something soiled or filthy, such as dirty underwear. B) ?having intercourse with a corpse. C) ?inflicting mental pain. D) ?being spanked, whipped, or humiliated.