During the course of an interview,the investigator asks the subject whether she committed the crime.The subject states that she did NOT commit the crime,while nodding her head up and down at the same time.This combination of words and body movement is indicative of deception and an example of the lack of:

Question

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The lack of synchrony refers to the inconsistency between a subject's verbal and nonverbal communication, which can be indicative of deception. In this case, the subject is verbally denying the crime but nodding her head up and down, which sends a conflicting message and suggests that she may not be telling the truth.

During the Course of an Interview,the Investigator Asks the Subject