Q Choose one department or program that is either part of the Department of Homeland Security (DHS), such as the U.S. Coast Guard, or any department that, though outside or external to DHS, also undertakes homeland security and public safety functions, such as the Department of Agriculture. Using materials from the class reading, Power Point, and from the department's website, discuss the following: a. Mission(s) of the department. b. Brief description of the organizational structrure c. Brief description of linkages with other units in DHS or outside it to perform security functions d. Discussion of the role played by the department/program in a recent disaster/crisis