Theoretically, it is possible for me (Brad Gordon) in my cur…

Theoretically, it is possible for me (Brad Gordon) in my current form to lift as much weight as Arnold Schwarzenegger (circa 1980 Arnold) despite the fact that Arnold had a lot more muscle mass than I currently have.  Which of the following best describes how this is possible

If recruiting a muscle fiber during resistance exercise is n…

If recruiting a muscle fiber during resistance exercise is necessary for muscle growth to occur, then which of the following explains how it is possible to induce muscle growth by lifting a weight that is light enough that type II muscle fibers are not initially needed to move the weight