A device used to detect deception through stress recorded by voice modulations is known as (a):

Question

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A psychological stress analyzer is a device that measures physiological and psychological changes associated with stress by analyzing voice modulations. The term "lie detector" is often used interchangeably with polygraph, which measures changes in physiological responses such as blood pressure, heart rate, and respiration. Truth serum is a colloquial term for drugs that are supposed to facilitate truthful responses during interrogation, but their effectiveness and reliability are disputed. Hypnotism is a technique that involves inducing a trance-like state to enhance suggestibility, but it does not necessarily detect deception.

A Device Used to Detect Deception Through Stress Recorded by Voice