When social psychologist Kurt Lewin said that "there is nothing so practical as a good theory," he meant that ____
a. many theories are overly abstract; a good theory should be based on directly observable facts
b. many theories are overly abstract; a good theory should make predictions about directly observable phenomena
c. although they may seem impractical, theories can be very important in helping to stimulate practical ideas and practical research
d. he was opposed to overly theoretical work and a major proponent of applied research
C
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According to Erikson, the successful negotiation of a stage of development results in
a. ego strength. b. the superego. c. pride. d. self-acceptance.
Larissa, age 3, often plays alone. Her parents should be concerned if she __________
A) talks to imaginary friends B) works with art materials by herself C) only does puzzles or builds with blocks D) engages in functional play involving repetitive motor action