Harley is able to control his emotions. he is able to monitor his response to situations and make sure that he expresses his emotions appropriately. it could be said that harley rates high in emotional perception understanding regulation utilization

The answer is: regulation.

Harleyy shows emotional regulation, because he controls his feelings and can exprees emotions.

Emotion regulation is the ability to respond to the demands of experience with the range of emotions that is socially tolerable and the ability to delay spontaneous reactions as needed.

Emotional regulation is a complex process that involves initiating, inhibiting or modulating behavior.

Emotional regulation is a highly significant function in human life.

the product of the pressure and volume is also constant