D all of the above because the body burns calories at sleep and working like running.
Answer:
d. method of studying
Explanation:
independent variables are what affects the dependent variable. the outcome that you are looking for (test performance) is the dependent variable. what affects the test performance is the change in method of studying, so that is the independent variable.
Answer: An organism is a living thing that can preform all the life functions.
CDC; Center's for Disease Control and Prevention, a US organization that keeps statisitics, research, data on diseases, injuries, and the like.
OSHA; Occupational Safety and Health Administration, an government organization responsible for maintaining a setting regulation for the health and safety of the US workforce.
FDA; the Food and Drug Administration, a government organization that sets standards and regulations for food and the development of drugs.
USDHHS; the government organization that works at the cabinet level and controls much of the nations Healthcare.
NIH; National Institute of Health one of the foremost research organizations in the US.
WHO; a global organization run by the UN. It is responsible for coordinating global research, awareness, prevention, of diseases and injuries.