Company A sells wireless communications services to customers throughout the eastern United States. In 1999, Company A acquired a smaller wireless communications company, Company B. Company B provides similar services to Company A in the New England area. Company A has its headquarters in Dulles, Virginia (3253 employees) and its branch offices are located in Richmond, Virginia (1131 employees), Baltimore (748 employees), Washington, D.C. (442 employees), Philadelphia (115 employees), and Trenton, New Jersey (26 employees). Company B has its headquarters in New York City (414 employees), and its branches are in Boston (212 employees) and Providence, Rhode Island (89 employees). Company A will be implementing a centralized Cisco Unity deployment. When customers call an employee, the company wants to provide quick service on those directory lookups.

Which implementation does the best job of delivering the service?

A.
Buy a Platform Overlay 3 server with extra memory and processor speed to provide the quickest service.

B.
Build a directory handler for each office; put each subscriber in a distribution list for that office; make that list limit the directory handler search; build an introductory call handler from the opening greeting that provides one-key dialing to each of the offices.

C.
Build multiple directory handlers that break the company population into groups arranged alphabetically by last name; make four groups as equal as possible in size; build an introductory call handler from the opening greeting that provides one-key dialing to each of the four groups.

D.
Build two directory handlers: one for Company A, and one for Company B; add subscribers to the appropriate subscriber template and use that template to limit the directory search; build an introductory call handler from the opening greeting that provides one-key dialing to each of the directory handlers.