Question

select the correct answer. select the correct answer. what is the greatest benefit the body receives from cardiorespiratory fitness? a. it reduces the amount of mental stress. b. it increases waste removal from the body. c. it activates skeletal muscles and skin tissue. d. it increases blood flow throughout the body.

Explanation:

Cardiorespiratory fitness relates to the heart and lungs' ability to supply oxygen. The main benefit is improved blood flow (as the heart becomes more efficient, pumping more blood). Option A: Mental stress reduction is a secondary benefit. Option B: Waste removal is not the greatest benefit. Option C: Activating skeletal muscles/skin isn't the primary benefit of cardiorespiratory fitness. Option D directly relates to the core function of cardiorespiratory fitness—enhancing blood circulation.

Answer:

D. It increases blood flow throughout the body.