Muscles make up more than of a person's body mass.

a. 10%.
b. 25%.
c. 40%.
d. 75%

Answer;

-40%

Muscles make up more than 40% of a person's body mass.

Explanation;

-Body composition includes more than just muscle and fat; it also includes bones, organs, tendons and ligaments.

-Muscle mass includes the weight of the muscles in your body in kilograms or pounds. While the body fat percentage measures the amount of fat your body holds. Burning body fat can be a result of the accumulated muscles. Muscles are like engines when it comes to consuming energy.