Answer:
A. The National Resource Center for Health and Safety in Child Care and Early Education.
Explanation:
All of the information like health based safety standards as well as licensure regulations of a state are maintained by The National Resource Center for Health and Safety in Child Care and Early Education. There is a whole data base available for the overall state regulation. The overall all states data is maintained on the servers to be readily available for registered teachers.
3)by putting in effort and hard work
B.exercise because static stretch and rest aren't physical which wouldnt move muscles
Finding out if an exercise is safe needs to determine the fitness level of the exercise and how much it takes to achieve the result of the exercise. The person performing the exercise needs to know their endurance level and if they are able to perform the exercise without injury or illness.