Piaget's theory of development focuses on
A) learning from reinforcements.
B) qualitative changes in thinking as people grow older.
C) social cognitions based on observing and learning from the behaviors of others.
D) quantitative changes in thinking as people grow older.
B
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Donald is seventy years old. For the past few years, he has developed a memory loss that is getting worse, and his personality has become very erratic. His doctors say he has Alzheimer's disease, but you aren't sure. What finding should most convince you that the doctors are right??
a. ?A loss of GABA neurons in Donald's brain b. ?An absence of myelin in Donald's brain c. ? A loss of acetylcholine neurons in Donald's brain d. ?Below-normal levels of norepinephrine in Donald's brain
Posttraumatic stress disorder usually includes combinations of all of the following symptoms EXCEPT
a. emotional numbing in relation to everyday events. b. persistent reexperiences of the traumatic events. c. complete inability to remember or to respond to the event in any way. d. feelings of alienation from others.
According to Sternberg's theory, when a child is asked to solve a problem that he or she has never seen before, he or she utilizes the ___ of intelligence to construct a strategy for solving the problem
a. knowledge acquisition component b. metacomponent c. performance component d. schematic component
In the United States, the poverty rate for single mothers with preschool children is nearly _____ percent
A) 25 B) 35 C) 40 D) 50