Respuesta :
The six primary facial expressions that correspond to different emotional states do not include jealousy.
In particular, the universality hypothesis contends that facial expressions of the six fundamental internal human emotions—happy, surprised, fear, disgust, rage, and sad—across all cultures (4–7) use the same facial expressions, indicating global recognition.
They named it the Facial Action Coding System, which included 46 distinct facial muscle motions. Ekman derived six fundamental emotions from his research: joy, surprise, sorrow, fear, disgust, and rage.
Emotional expressions include basic actions like sobbing, laughing, or saying "thank you," as well as more sophisticated ones like writing a letter or presenting a gift. They also include facial expressions like smiling or frowning.
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