Within a 400 word, APA formatted expository essay, please include as shown below.

I need help with a Science question. All explanations and answers will be used to help me learn.

Directions: Within a 400 word, APA formatted expository essay, please include:

• Title page
• An introduction.
• Select a specific example of public policy from one of the following fields:
  • Economic policy
    • An example of economic policy is U.S. budget deficit spending.
  • Education policy
    • An example of education policy are the implementation of charter schools.
  • Environmental policy
    • An example of environmental policy is the Clean Air Act.
  • Foreign policy
    • An example of foreign policy is the interplay between civil liberties and the Patriot Act.
  • Healthcare policy
    • An example of healthcare policy is the Affordable Care Act (Obamacare)
  • Welfare policy
    • An example of welfare policy is Temporary Assistance for Needy Families (TANF).
  • Provide a summary of this public policy.
  • Explain how three different factors shaped this public policy.
    • How do political factors shape this public policy?
      • Support your responses with at least one specific referenced example.
    • How do social factors shape this public policy?
      • Support your responses with at least one specific referenced example.
    • How do economic factors shape this public policy?
      • Support your responses with at least one specific referenced example.
    • Support your examples with information from the text and at least two, additional academic sources.
    • Your viewpoint and purpose should be clearly established and sustained.
    • A conclusion.
    • Reference page.
    • APA format