Which three statements are true about virtual routing?

CTI is a required component for multi-site configuration

Virtual routing allows the call centers to be transparent, and act as a virtual call center that is transparent to the user

Virtual routing involves only contacts that are non-voice related such as email and chat

Virtual routing can be implemented in single-site or multi-site configuration

Virtual routing determines where to route the call according to the criteria: Look-ahead interflow or Advanced look-ahead interflow