The function of a public health policy is to control outbreaks of diseases and to provide vaccinations against diseases.
The correct options are B and D.
Public health policy is the laws and implementations that are done to better the health of people.
They ensure to maintain the health of the public.
They educate people about diseases and health.
Furthermore, they prevent and control disease outbreaks.
Thus, the correct options are B, To control outbreaks of diseases and D, To provide vaccinations against diseases.
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