Go back to 642-164 - UCCX - Unified Communications Contact Center Express Implementation

Question :-

Which deployment option is invalid for Cisco Unified Contact Center Express v. 5.0?
a two-node Contact Center Express cluster connected to a Communications Manager cluster
two Contact Center Express clusters, each with two nodes, connected to the same Communications Manager cluster
a one-node Contact Center Express cluster connected to two Communication Manager clusters
a one-node Contact Center Express cluster connected to a Communication Manager Express router

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