Answer:
James Lange theory of emotions
Explanation:
James Lange's theory of emotions proposed that emotions are equivalent to the physiological arousal that leads to emotions like fear, anger, happiness, etc that are caused by external factors.
This theory was opposed to the common-sense theory of experience in which cause and effect relation saw that manifested the experience of emotions. The autonomic activities and the physiological activities induced the feeling of emotions.
For instance:
Angry bull-physiological reaction-feeling of fear