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

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A device used to detect deception through stress recorded by voice modulations is known as (a):
A . Polygraph
B . Lie detector
C . Psychological stress analyzer
D . Truth serum
E . Hypnotism

Answer: C

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

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