Darrin Is a Good Piano Player

Multiple Choice

Darrin is a good piano player.When he is alone and bored his arousal is low and he often gets distracted and makes mistakes.When he is in a recital with strangers, he sometimes gets too nervous and aroused and also makes mistakes.His best performances are typically at home when family and friends are nearby, and his arousal level is moderate.The variations in Darrin's performance can be best explained by the

A) Yerkes-Dodson law.
B) Clark Hull's theory.
C) James-Lange theory.
D) Cannon-Bard theory.