Answer: C. amount of force a muscle can produce with a single maximum effort.
Explanation:
Muscular strength can be define as the amount of force that a muscle can produce with single maximum effort. The muscle strength depends upon the size of the muscle fibers, ability of the nerves to activate the nerve fibers. It can be measured during the process of muscular contraction. The muscle strength helps in alignment of the body, increases the metabolism of the body, and helps in daily physical actions.