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An observer trained in detecting facial expressions is likely to look at the _____ to tell if someone is smiling sincerely or just faking a smile.

User Sion
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2 Answers

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Answer: Mouth

Step-by-step explanation:

By looking at the mouth, you can tell if someone is smiling or faking it.

User Tommy
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4 votes

Answer:

face

Step-by-step explanation:

User Darkcylde
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