If the effects of a nutritional supplement are being studied, both diabetics and non-diabetics should be included as subjects

This report focuses on six of the dietary supplements that people try for diabetes: alpha-lipoic acid (ALA), chromium, coenzyme Q10, garlic, magnesium, and omega-3 fatty acids.

absolute strength refers to the maximum force exerted by a body irrespective of body size. relative strength on the other hand is the force exerted by a body in relation to muscle size or body weight.

so the answer is: c. absolute strength measures strength regardless of your body size, while relative strength measures strength adjusted for your weight.

i think the answer would be b.