There is great concern over the fact that millions of Americans do not have health insurance. A study of the costs and benefits of implementing a national health-insurance program is an example of:

start studying ch. 18: body composition and nutrition for health. learn vocabulary, terms, and more with flashcards, games, and other study tools. what is a factor to less severe obesity? represents 60-75% total energy expenditure

does it have options?

the answer is shoe size