According to research, an increase in which of the following nonverbal behaviors is indicative of deception?
A) forward leans
B) genuine smiles
C) vocal fluency
D) blinking

Question

Quizplus · Accepted Answer

Research has shown that an increase in blinking is indicative of deception. When people lie, they experience an increase in cognitive workload, and this can lead to an increase in blinking rate. Additionally, liars often purposefully blink more as a way to avoid eye contact and conceal their deceit. Forward leans, genuine smiles, and vocal fluency are not necessarily indicative of deception and can occur in both honest and deceptive communication.

According to Research, an Increase in Which of the Following