Darwin thought that breeding pigeons to create new varieties was . . .
a. A waste of time
b. An amusing way to befuddle hawks
c. An example of artificial selection
d. None of the above
c. An example of artificial selection
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Erikson believed that rather than engaging in conflict over toilet training, the most important psychological issue for 1- to 3-year-olds was __________.
A. expressing the desires of the id B. developing a sense of trust C. achieving some autonomy from parents D. developing a sense of shame and doubt
An instrumentation threat occurs when taking the pretest affects how participants do on the posttest
a. True b. False Indicate whether the statement is true or false
Which theoretical perspective emphasized that feeding was a critical context for infants and caregivers to interact and for infants to have their needs met and thereby develop a sense of trust?
A. psychoanalytic B. behaviorist C. ethological D. cognitive-developmental
Eli enjoys woodcarving. Although none of his teenage friends are interested, he often spends hours creating several different pieces
His enjoyment of the task is all his own, and he rarely shows others his work. Many would call his motivation __________ in nature. a. instinctual b. arousal c. extrinsic d. intrinsic