Growth media used for surface sampling must be inverted and placed in an incubator for at 20° to 25° C followed by an additional 2 to 3 days at 30° to 35º C.?

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.