Answer: The Occupational Safety and Health Administration
Explanation:
Occupational safety and health act (OSHA) is the act that got implemented in 1970 in regard with the Department of Labor in United States. It was introduced under the organization of Occupational Safety and Health Administration.
This act is used for maintaining the safety assurance and healthy environment of labors working in their work surrounding .Preventive measure in case of any accident, injury or illness is taken under this law for labors.
Other options are incorrect because Justice department handles crime related incident to provide justice to victim.Securities and Exchange Commission takes place in market and cooperate world for prevention of fraud and protecting the process.
Food and Drug Administration deals with the standard of food and drug for maintaining safety and healthy life of people by analyzing and evaluation of food.
Proteins play an important role in maintaining all these things, proteins are necessary for the development and repair of bones or muscles,skin and blood.<span />
I would choose A, gradually overload your muscles, also known as progressive overload, the gradual increase of stress placed upon the body during training.
It can't be b because that would build up one's cardiovascular endurance not muscular endurance.
it can't be C although that diet does play a big role when it comes to exercise
and it can't be d because although that helps too it doesn't build muscular endurance.