Instructions for the assignment:Your essay should be well-written, and well-organized; a minimum of 800 words (200 words for each of the four questions below.)The essay must be typed, in Word document format, 12 font, double-spaced, 1 inch margins, with a cover page, running head and page numbersIt must be cited in APA Style format (In-text citations throughout the essay and references listed at the end)You may use your sources in the course, as well as any other legitimate educational sourcesIt must be uploaded to the appropriate prompt in your course Blackboard isteDescribe the purpose and function of the three main components of the criminal justice system: law enforcement, courts and corrections. (Addresses Outcome 1)Law EnforcementList and describe the responsibilities of each of the 3 levels (include real examples)CourtsWhat type of system do we have? (explain)Discuss the 2 parts to our system; include each of their responsibilities, as well as each of the (3 in each) tiers and their responsibilities.CorrectionsList and discuss the purposes of the 5 main types in the U.S.Discuss the historical development of policing and criminal law in the United States. (Addresses Outcome 2)List and describe each of the 3 eras of policing in the U.S.List and describe the following regarding criminal law:Sources (4)Functions (2)U.S. Constitution-Bill of Rights (Amendments 4, 5, 6, 8 and 14)Include information on Due ProcessIdentify the potential causes and the ways of measuring crime. (Addresses Outcome 3)Discuss 5 theories used to explain criminal behavior.Discuss the 4 methods used to measure crime in the U.S.Explain the steps of the criminal justice process, from entry through release. (Addresses Outcome 4)Discuss the primary (5) and secondary (what actually happens in each of the primary steps) steps in the process.