Pupil dilation is a more reliable leakage clue than are facial expressions, which can be better monitored by the deceiver.

Name: Pupil dilation is a more reliable leakage clue than are facial expressions, which can be better monitored by the deceiver.
Brand: Quizplus
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Question

Quizplus · Accepted Answer

This is true. Pupil dilation is an unconscious response and is therefore less easily controlled by the deceiver. Facial expressions can be consciously moderated by the deceiver and are thus less reliable as a leakage clue.

Pupil Dilation Is a More Reliable Leakage Clue Than Are