Answer: Principle of Facial Primacy
Explanation: Facial primacy simply refer to the tendency to give more emphasis to the face as the primary way of communicating emotions than other channels. The face expresses the metal state of an individual, one can easily tell the situation a person is in just by their facial expressions. Principle of Facial primacy gives more priority to facial expressions, one might be narrating a story but the facial expression will tell it all.
