sectors of critical infrastructure

Describe your chosen area. Include the following information:name and description of sector,summary of the sector’s DHS mission and goals,the evolution of the sector’s policies since September 11, 2001,specific agency responsibilities for the sector,threats and risks to the sector, andnational security’s role in protecting the sector.Your essay must be at least three pages in length, not counting the title or reference pages. Include an introduction and a conclusion in your paper, and provide a minimum of three references, one of which can be the textbook. Adhere to APA Style when constructing this assignment, including a title page and a reference page, an abstract, a running head, and in-text citations and references for all sources that are used.**three FULL pages**