Which of the following listed ARE core functions of Public Health, as purported by the World Health Organization?

Which of the following listed ARE core functions of Public Health, as purported by the World Health Organization?

Select one:

a. The assessment and monitoring of the health of communities and populations at risk to identify health problems and priorities.

b. The formulation of public policies designed to solve identified local and national health problems and priorities.

c. To assure that all populations have access to appropriate and cost-effective care, including health promotion and disease prevention services.

d. All of the Above

e. None of the Above