The American College of Sports Medicine would describe Bob's physical activity as moderately intense. The correct option is c.
The American College of Sports Medicine is an organization of science, medicine, and exercise membership. It is present in Indiana.
According to this organization, Bob's physical activities are moderately intense means his level is moderate, which is good for a healthy person.
Thus, option c. is correct regarding Bob's physical activity.
Learn more about the American College of Sports Medicine, here:
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