The Expanded SDLC Presented in the Textbook Expands the Processes

The expanded SDLC presented in the textbook expands the processes within the system design phase.This is necessary because:

A) It necessary for most companies to create their own software.
B) The design phase needs to include the programming activities of self-created software.
C) There is usually more than one software or system type that will meet the needs of the organization.
D) Many organizations require a change in the type of operating system along with any changes in software.