When is the best time to be tested for hiv?
a. immediately after possible exposure
b. two to three weeks after possible exposure
c. approximately eight weeks after possible exposure to the virus
d. three months after possible exposure

which of the following is a function of public health policy?
a. to increase the transmission of diseases
b. to control outbreaks of diseases
c. to educate the public to make risky health decisions
d. to provide vaccinations against diseases