Cisco Collaboration Architecture differentiates from other solutions in terms of a unified workspace that creates a unique user experience. What is themain need of end users that needs to be addressed? Select exactly 1 answer(s) form the following:
A. to have a centrally managed unified communication solution
B. to build up the architecture on any platform
C. to ensure that telepresence is a mandatory part of any Cisco Collaboration Architecture
D. to allow collaboration any time, on any device, and with any content
E. to establish appropriate security policies around collaboration applications
