Facial Feedback Is Defined As

Facial feedback is defined as:

A) an irrational aspect of our mammalian heritage that no longer has an adaptive function in human behaviour.
B) the process by which the facial muscles send messages to the brain about the basic emotion being expressed.
C) a state of arousal involving facial and bodily changes, brain activation, cognitive appraisals, subjective feelings, and tendencies toward action, all shaped by cultural rules.
D) a set of social and cultural rules that regulate when, how, and where a person may express (or must suppress) emotions.