According to Stanley Schachter and Jerome Singer's theory of emotion, which of the following is true?
a. The same physiological response can produce different emotions, depending on the context within which the response occurs and a person's interpretation of that context.
b. Environmental events trigger physiological responses from the muscles, which in turn activate specific emotional states.
c. Emotional experiences and physiological responses are initiated at the same time.
d. Specific hormonal release patterns determine particular emotions.
e. Feedback from our facial expressions determines our emotions.