A Storage Administrator Is Monitoring the Pool Capacity of Two

Multiple Choice

A storage administrator is monitoring the pool Capacity of two identical Dell EMC Unity XT systems. Each system has every LUN replicated to the other system and all replication sessions are in sync. Both systems are used for production storage. CloudIQ is receiving updates from both systems, but shows that one of them is filling up more quickly than the other. What is a possible explanation for this behavior?

A) One of the Unity XT systems is used less than the other one.
B) Dell EMC Unity Data Reduction is not identically enabled on LUNs on both systems.
C) CloudIQ is not receiving the same amount of updates from one of the two systems.
D) Dell EMC Unity Data Reduction license is not enabled on one of the two systems.