Where is the Cisco Unified Contact Center Enterprise VRUProgress variable configured and what is this variable used for?

A.
The Cisco Unified Contact Center Enterprise VRUProgress variable is configured from the CRA Administration > SubSystems > ICM > VRU Script > VRU Variable. This variable is used to troubleshoot VRU errors.

B.
The Cisco Unified Contact Center Enterprise VRUProgress variable is configured from the CRA Administration > SubSystems > ICM > VRU Script > VRU Variable. This variable is used to track callers as they progress through a self-service application.

C.
The Cisco Unified Contact Center Enterprise VRUProgress is a predefined System variable assessed using the Set node in an ICM routing script to indicate the status of the call at different points in a self-service application.

D.
The Cisco Unified Contact Center Enterprise VRUProgress is a predefined System variable assessed using the Set node in an ICM routing script to indicate tracing levels in the IP IVR.