You have designed an Auto-tiering solution using Flash, SAS, and NL-SAS disks in your
storage pool. Your design was implemented and scheduling has been running daily. The
customer reports that there is no data in the NL-SAS tier.
Why is this the case?

A.
Data was previously moved to another tier

B.
Scheduling is not required for this configuration

C.
Tiering is set up for Lowest Available Tier

D.
There was no data in the Flash drives to start with