Identify four different policy participants and explain the role each plays in public policy making.

Wide varieties of participants play roles and/or influence public policy making. Identify four different policy participants and explain the role each plays in public policy making.Your essay response must be a minimum of 500 words, not counting references listed at the end or repeating of the question, and cited per APA guidelines. You are required to use scholarly resources to support your response. All sources used, including the textbook, must be referenced; paraphrased and quoted material must have accompanying citations.