The CIA investigated hypnosis as a possible tool for interrogating prisoners. Why did they decide it was unsuitable for that purpose?

Hypnosis depends on the subject’s cooperation and a trusting relationship with the hypnotist; it cannot reliably compel someone to reveal information. That made it unsuitable as a dependable interrogation tool. The correct choice is B, “Hypnosis requires a trusting relationship between the hypnotist and subject.”

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