Contingent drug tolerance is usually studied with
A) high drug doses.
B) low drug doses.
C) Pavlovian conditioning.
D) before-and-after designs.
E) withdrawal symptoms.
Question 2
According to the text, addicts are drug users who
A) are tolerant and psychologically dependent.
B) are physically and psychologically dependent.
C) are tolerant and physically dependent.
D) continue to use a drug despite the drug's adverse effects on their health and social life, and despite their efforts to stop.
E) continue to use a drug because they are locked into a cycle of drug taking and withdrawal effects.
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