A customer wants a WLAN solution that permits Aps to terminate WPA-2 encrypted traffic from different SSIDs to different

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A customer wants a WLAN solution that permits Aps to terminate WPA-2 encrypted traffic from different SSIDs to different geographic locations where non-related IT departments will take care of enforcing security policies. A key requirement is to minimize network congestion, overhead, and delay while providing data privacy from the client to the security policy enforcement point. Therefore, the solution must use the shortest path from source to destination.
Which Aruba feature best accommodates this scenario?

A. Inter MC S2S IPsec tunnels
B. RAPs
C. Multizone Aps
D. VIA
E. Inter MC GRE tunnels