Go back to 642-165 - Unified Communications Contact Center Express Implementation(UCCX)

Question :-

Which Cisco Unified Contact Center Express deployment scenario is valid?
Cisco Unified Contact Center Express 4.0 with Cisco Unified Communications Manager 4.0
Cisco Unified Contact Center Express 4.0 with Cisco Unified Communications Manager 4.1
Cisco Unified Contact Center Express 4.5 with Cisco Unified Communications Manager 4.3
Cisco Unified Contact Center Express 5.0 with Cisco Unified Communications Manager 5.0

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