The Production of Health Can Be Viewed as a Function

The production of health can be viewed as a function of several inputs. Empirical evidence suggests that

A) medical care is the most important input to health outcomes in the past 150 years.
B) environmental, heredity and per capita income are more important factors than medical care in improving health outcomes in the past 150 years.
C) increased health care spending in the U.S. is possible without transferring scarce resources away from other areas.
D) individuals have little control over personal choices such as exercising and avoiding smoking cigarettes.
E) the demand for health is a derived demand.