Haruki is an excellent dancer. However, he claims that he can dance only when there are very few people watching his performance. He admits that his performance drastically declines when he dances alone because he does not feel motivated to dance for himself. His best performances are when there are just a moderate number of people watching his performance. Haruki’s theory on his dancing is consistent with the

Yerkes-Dodson law

Explanation:

Yerkes-Dodson law is the concept that defines about relationship between performance and arousal.Impact of arousal can influence performance of the person.This process work till certain limit .

According to the question,Haruki's concept of dancing is describing about Yerkes-Dodson law as arousal created by motivation due to presence incidence and other factors that tends to increase performance of Haruki. Arousal decrease when less audience is present of he is performing alone that degrade his performance.

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