A customer’s database resides on a RAID 5 Pool with SAS drives.
Which best practice should be followed to optimize Reserved LUN Pool disk performance?

A.
Use a mix of both SAS and NL-SAS disks from the same Pool as the database

B.
Use equal size thin LUNs from the same Pool as the database

C.
Use only SAS disks on dedicated RAID Groups

D.
Use only NL-SAS II drives on dedicated RAID Groups