If you shrug your shoulders while saying i don't know your nonverbal communication
a•replacing
b•emphasizing
c•accenting
d•repeating

A• Replacing

Explanation:

One of the main functions of nonverbal communication is to complement the process of verbal communication. Thanks to nonverbal communication, it is possible to emphasize the message, to react contradictorily to what was said by the interlocutors. In addition, nonverbal communication has the following functions:

Based on this, we can say that if you shrug your shoulders to say "I don't know", instead of actually saying those words, you are using one of the functions of nonverbal communication which is "Replacing."

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explanation:

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