What is the strongest competitive advantage that video adds to Cisco collaboration architecture?

What is the strongest competitive advantage that video adds to Cisco collaboration architecture?

A.
It connects Cisco TelePresence with Tandberg, Polycom and Microsoft endpoints

B.
It provides a better experience than HP Halo

C.
It creates a foundation for the richest collaboration technology � video � to be shared across any device and application, anywhere.

D.
Cisco’s quality of service makes sure that video experiences are high-quality.