Which statement describes when it is a good time to apply a “use case”?
A. You must identify how many transactions should be included in a system test cycle.
B. You must understand the major process steps a customer wants for collaboration among its sales force personnel.
C. You must identify the network capacity required by a new Cisco TelePresence system.
D. You must estimate a company’s cash flow impacts from upgrading security software to the latest version.
