You work as the network administrator at YourDomain.com. YourDomain has several global offices, including one in Britain, two in North America, and three in Asia. The company needs to investigate cost-effective voice mail and auto attendant, and has asked for your recommendation. What application would best meet the requirements of the company?

A.
Cisco Unity Express

B.
Customized XML applications

C.
Cisco Unified Communications Manager

D.
Cisco Unified CallConnector Mobility