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JulijaS [17]
3 years ago
9

HELP IMMEDIATELY WITH 3 QUESTIONS HELPPP

Biology
1 answer:
Nookie1986 [14]3 years ago
7 0

Answer: 1.b 2.d 3.c

Explanation:

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The Facial Action Coding System (FACS) is a comprehensive system used to study the facial expressions and relating them to the emotions.

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The system is based on the anatomical facial movement which is broken down into the smaller components called Action Units based on the muscles movements.

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