Although 3-year-old Adam happily explores the attractive toys located in the dentist's waiting room, he periodically returns to his mother's side for brief moments. Adam most clearly displays signs of
A. secure attachment.
B. object permanence.
C. egocentrism.
D. conservation
Ans: A. secure attachment.
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In Freud's theory, what does repression do? a. It decreases activity level
b. It keeps unacceptable thoughts out of consciousness. c. It maintains a balance among competing forces within the personality. d. If forces people to do something they don't want to do.
Maternal obesity is associated with
a. increased risk of miscarriage. b. higher risk of stillbirth. c. cognitive deficits in the newborn. d. slower physical development.
The most common extra-chromosome condition is Klinefelter syndrome
Indicate whether this statement is true or false.
_______ is the extent to which results from a sample would likely be true of the entire population.
a. External validity b. Internal validity c. Random sampling d. Generalizability