What is the main problem with using polygraph results as an indication of whether or not a person is lying?
A) Different emotions can cause the same physiological changes.
B) Most people can camouflage their response patterns.
C) Examiners are usually biased against the person being tested.
D) The error rate of polygraphs is eighty percent.

Question

Quizplus · Accepted Answer

Different emotions can cause the same physiological changes, meaning that an individual may be telling the truth but still exhibit similar physiological responses as someone who is lying. This makes it difficult to interpret polygraph results accurately.

What Is the Main Problem with Using Polygraph Results as an Indication