InstructionsYour responses are to be in your own words with no copying except for minimal quotes that must be properly cited in APA format (APUS Library). What I am looking for here are your own thoughts and opinions that demonstrate your understanding of the topics and the course materials. Include a reference list of any sources cited in your Midterm assessment (APA Format). This means your assessment will be reviewed for plagiarism and will generate a Turnitin report and similarity score for originality. To reiterate, I want you to share your own thoughts in your own words in completing this assignment.Please number each response and place all cited references under each question!!!!!!!!!1 – What is the role of Customs and Border Protection (CBP) in securing trade in maritime ports ? Additionally, how did the Homeland Security Act of 2002 change the structure of CBP?.2 – The Global Transportation System (GTS) has a big impact on just about every aspect of our daily life. Certainly, Port Management Security is well aware of the economic impact and the threat of disruption to the GTS.Describe the four components of the GTS ( air, sea, land, and rail transport systems). What are the subsequent critical infrastructure within each that support these components of the GTS?3 – What is the strategy of the Maritime Transportation Security Act (MTSA) of 2002? Additionally, what are the basic port facility vulnerabilities as categorized by the United States Coast Guard?4 – Besides the MTSA of 2002, what are three programs or legislative acts that were created for the purpose of enhancing port security and homeland security and has improved port security operations by protecting and safeguarding U.S. ports from terrorists and criminal threats?