The IT manager from a prospective client organization explains that their network is overloaded. The network has been in use since 2002 with minimal upgrades, and is composed of several different devices from different vendors. E-mail is slow, the voice-mail system is outdated, and employee productivity and responsiveness are suffering. Given this scenario, which business driver is most appropriate to sell a Cisco IP Communications solution?

A.
Reduce operating costs

B.
Increase revenue generation

C.
Facilitate future expansion

D.
reduce the number of employees