Answer: the Astrand treadmill test or the 2.4 km run test.
I believe the answer is C. This is because most men do naturally have more muscle mass, so they need more energy to function. This is not the case if you do a lot of muscle building activities, though.
Answer:
Growth hormone is the correct answer.
Explanation:
I believe B is the correct answer
Hope this helps
-DunFlowers