When the retroperitoneum is entered a may be needed to contain the viscera

answer; teamwork;

a. life is life.

because life is not always nice.

and life is not always fun and cute.

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.