Giving placebos in drug experiments is necessary to:

721PsychologyMedium

Acounteract the side effect of the drug

Bcontrol for the effects of suggestion and expectation

Ckeep control subjects from knowing they have been given the drug

Dcounteract the random assignment of subjects

Correct answer

B. control for the effects of suggestion and expectation

Explanation

The correct answer is control for the effects of suggestion and expectation.

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