Ava looks down while sitting at the top of the Ferris wheel. She immediately feels her heart start to pound. She is confused by this response until she remembers her last experience on a Ferris wheel. During that experience, the wind started to blow, the seats began to rock, and she thought she was going to die. Ava realizes her heart is pounding because she is afraid. Which theory BEST explains this sequence of events?
a. the Cannon-Bard theory
b. the James-Lange theory
c. the Watson-Rayner theory
d. the two-factor theory

Two factors. She can label her emotions. she previously experienced it  

Explanation:

Schachter and Singer proposed the two-factor theory. According to this theory, there are two factors such as cognitive label and physical arousal. When a person experiences physiological arousal and then mind response. These cognitive theories emerged in the 1960s.

These theories also called cognitive revolution. The earliest theory was first proposed by Schachter Singer known as the two-factor theory of the emotions. This theory focuses on the physical arousal and label of cognitive emotions to the arousal. In simple word arousal is not single it occurs with emotions.

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