Reaction to the outside environment and or reaction to stimuli.
I would say 1/2 to 2 pounds is the right answer I think
I think the correct answer from the choices listed above is option B. Stability is an important skill for athletes because without good stability, athletes are too clumsy to perform well. Stability<span> is defined as resistance to both linear and angular acceleration, or resistance to disruption of equilibrium. Hope this answers the question.</span>