Which two Customer Response Solution deployment scenarios are valid for Cisco Unified Communications? (Choose two.)

A.
Contact Center Express communication with ICM via a co-resident PG

B.
Contact Center Express using the Enterprise CTI-OS toolkit

C.
IP IVR integrating with the Enterprise version to function as a queue point and self-service platform

D.
Contact Center Express communicating with ICM via a standalone PG on an expansion server

E.
Contact Center Express using the Enterprise Outbound option

Explanation: