A customer is using a VNX with tiered storage pools. They would like to maximize capacity for
their NL-SAS tier. Following EMC best practices, which RAID configuration would you recommend
for this customer?

A.
RAID 6 (14+2)
B.
RAID 6 (6+2)
C.
RAID 5 (8+1)
D.
RAID 5 (4+1)