One problem with the use of the polygraph for lie detection is that

A) polygraph assessments are more expensive than brain scans.
B) anxiety,irritation,and guilt feelings all prompt similar physiological reactivity.
C) emotions involve expressive behaviors as well as autonomic nervous system arousal.
D) innocent people are presumed to be guilty at the very beginning of any lie detector test.

Question

sonam kishnani · Accepted Answer

Final Answer : B, Explanation :  The polygraph measures physiological reactivity, which could be prompted by anxiety, irritation, or guilt feelings, all of which are not necessarily a result of lying. Therefore, the polygraph is not completely accurate in detecting lies.

Definitions

Learning Objectives

Learning Objectives

Related questions