Which of the Following Are Among the Most Important Indicators

Which of the following are among the most important indicators of how well a society is providing health care for its population?

A) the number of hospitals and the number of hospital administrators
B) life span and the size of the 65-year-old part of the population
C) the birthrate and the death rate
D) the number of medical schools and the number of physicians
E) life expectancy and infant mortality