Answer:The two-factor theory of emotion--A
Step-by-step explanation:
The two-factor theory of emotion, also called the Schachter-Singer theory, describes emotion to be dependent on cognitive factors and physiological arousal. According to the theory, individuals tend to seek the immediate environment for emotionally relevant association so as to interpret their physiological arousal.
From our question, Keon correlates his arousal to be consistent with the fear that he next in line for the roller coaster that explains his sweaty palms and rapid heart beat so he is consistent with the two factor theory of emotion.