Is it true

There is never an excuse for violence except in self defence? Never over words?

true

there's always a way to convince someone using words

violence is often the last resort for something

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.