Some psychologists believe that an organism's behavior is motivated by the need to achieve a state of balance in which the body functions effectively-a state called ________ in the text.

Respuesta :

I believe the answer is: homeostasis

A state of 
homeostasis  tend to be created when there is a stable equilibrium in all factors that influence people's physical function and  people are generally comfortable with their overall condition (they can survive without having to change anything)