Q. Cost of operation is

(A) Process of estimating the costs associated with software development projects that include the effort, time, and labor required.

(B) Overall cost of maintaining a computer system that includes the costs associated with personnel / training/ maintenance of hardware and software/ requirements growth.

(C) Overall cost of operating a computer system that includes the costs associated with personnel / training / system operations.

(D) Overall cost of a computer system to an organization that includes the costs associated with operating/ maintaining the system, and the lifetime of operational use of the system.