The most widely recognized and best-known instrument designed to detect deception is:
A . Fingerprint classifier
B . Voice analyzer
C . Polygraph
D . Truth serum
E . Stress analyzer
Answer: C
The most widely recognized and best-known instrument designed to detect deception is:
A . Fingerprint classifier
B . Voice analyzer
C . Polygraph
D . Truth serum
E . Stress analyzer
Answer: C