Which of the following has not been found effective as a countermeasure to "beat" the polygraph test?
A)tongue-biting
B)pressing toes on the floor
C)counting backwards
D)anti-anxiety drugs
E)all of the above have been found effective as countermeasures

Question

Quizplus · Accepted Answer

While all of the options listed have been attempted as countermeasures to beat the polygraph test, anti-anxiety drugs have not been shown to reliably affect test results. In fact, such drugs can sometimes have the opposite effect and actually increase physiological responses that are measured by the polygraph.

Which of the Following Has Not Been Found Effective as a Countermeasure