In all probability, the psychoactivity of drugs was discovered by humans when they:

A. took medication to treat ailments.
B. engaged in religious ceremonies.
C. distilled pure alcohol from wine.
D. observed animals getting high as a result of ingesting plants.
E. foraged for food during the Paleolithic era.


Answer: E

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Which of the following sets of chronologically ordered data is most clearly autocorrelated?

a. 1, 4, 5, 2, 2, 1, 3 b. 4, 5, 5, 4, 1, 6, 3 c. 1, 3, 5, 7, 9, 11 d. 3, 5, 5, 6, 3, 2, 3

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In your opinion, which of the four theories of media bias best explains the enormous attention paid to crack in the 1980s? Be specific and detailed.

What will be an ideal response?

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In which phase of the research process are you likely to employ a literature review of the target behavior being treated?

A. the study conclusions B. the study methods C. the knowledge base D. the analysis of data

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Answer the following statement(s) true (T) or false (F)

Initially, all participants on the team may be good team players.

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