Fact 1: Balance is the ability to sense and maintain body position.

Fact 2: Balance refers to the ability to maintain equilibrium and to remain in a stable, upright position.

Given the two facts above, answer the question "the ability to maintain equilibrium is the ability to sense and maintain what?" with the following options: 
- body hair
 - temperature
 - movement
 - body position
 - body shape
 - body integrity
 - temperature changes
 - kinetic energy


 

    body position     