All of the Following Are True Regarding Motor Units Except

Multiple Choice

All of the following are true regarding motor units except

A) Muscles in the fingers have a small number of muscle fibers per motor unit.
B) If needed, additional motor units can be recruited to accomplish a movement.
C) A muscle can produce more force if more motor units are recruited.
D) A single motor unit only innervates muscle fibers in a small area of a muscle.