Answer:
C.
Health isn’t always just about physical health
Explanation:
Motor Unit Summation<span> - the degree of contraction of a skeletal muscle is influenced by the number of </span>motor units<span> being stimulated (with a </span>motor unit<span> being a </span>motor<span>neuron plus all of the muscle fibers it innervates; see diagram below).</span>
Self actualization ,esteem, love/belonging, safety, physiology
