When Load Sharing Multicast mode is defined in a ClusterXL cluster object, how are packets being handled by cluster memb

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When Load Sharing Multicast mode is defined in a ClusterXL cluster object, how are packets being handled by cluster members?

A. Only one member at a time is active. The active cluster member processes all packets.
B. All members receive all packets. All members run an algorithm which determines which member processes packets further and which members delete the packet from memory.
C. The pivot machine will handle it.
D. All cluster members process all packets and members synchronize with each other.