Explain the role that heredity plays in skill-related fitness

Skill-related fitness is very modestly heritable. Heredity plays an important role in the development or the acquisition of skill-related fitness components. Being good at a certain skill is mostly due to sheer amount of practice and just devoting a lot of time, hours, and concentration towards one subject. While some people certainly exhibit greater talent due to a higher heritability quotient, this is not necessarily the case. Though heredity plays a key role in the skill-related fitness components, rigorous training and dedication can still add up to the body's limited natural ability.

The answer is d. worthless