a) Discuss backups and analyze at least three (3) backup methods stating their respective benefits and impacts on a business organization AP [9 marks] b) Thoroughly discuss device hardening and the two (2) techniques of hardening a computing device. Categorically explain how it impacts the socio-economic AP [6 marks] system of Ghana. c) With the aid of diagram, discuss ergonomics and its impacts on an employee as well as on the business organization. Propose a brief ergonomic policy for an organization that has contracted you as a consultant EV [10 marks]