Which step would a state health department most likely take to reduce lead exposure?

Hello. This question is incomplete. The full question is:

"Which steps would a state health department most likely take to reduce lead exposure? Check all that apply: Promote health-planning operations to limit lead exposure at home.  Evaluate the number of countries affected by lead exposure.  Create general national guidelines for working with lead.  Provide preventative services to at-risk communities affected by lead exposure.  Work with federal agencies to determine factors that contribute to lead exposure."

Explanation:

Lead is a very toxic element that can be very dangerous for people who are exposed to that element. Lead exposure can affect the nervous system and cause chronic encephalopathy, cognitive and mood changes, peripheral neuropathy, in addition, lead directly affects the kidneys and can cause kidney failure, among other terrible health problems.

For this reason, it is important for the state health department to take steps to reduce possible cases of lead exposure that may occur to the population. Some attitudes that the state health department can adopt are:

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