Ten-year-old vito tells his friend, "when you notice that your knees knock, your hands sweat, and your stomach is in knots, then you really get emotional." this statement best illustrates the:
a) cannon-bard theory.
b) james-lange theory.
c) yerkes-dodson law.
d) two-factor theory.

B) James-Lange theory

Explanation:

The James-Lange Theory of Emotion explains that emotions are the outcomes and results of physiological arousal to external events.  According to this theory, a person who strongly feels emotion, he or she must first experience physical reactions or responses. For example, fast breathing, fast heart beating rate, sweaty hands or knotting stomach. Here in this example, knocking knees, sweaty hands and knotting stomach are all symptoms and results of physical arousal or reactions to external events when Vito's friend feels strong emotion.

the correct answer is a