Task: Class Definition Understanding (ontology: Human_Society/EmotionOntology)

Which of the following definitions best describes 'canonical surprised facial expression'?

A. The canonical facial expression associated with the experience of fear.
B. The canonical facial expression associated with the experience of happiness.
C. The canonical facial expression associated with the experience of disgust.
D. Characteristic facial expression made when a person is undergoing an experience of surprise.

Answer: Characteristic facial expression made when a person is undergoing an experience of surprise.