Your customer has a single threaded legacy application with a sequential write workload.
They are currently performing a storage technology refresh. They ask you to architect a
solution using VNX systems configured with NL-SAS, SAS and Flash drives.
Which drive and RAID protection should they use for the legacy application?

A.
SAS drives; RAID 5 protection

B.
Flash drives; RAID 5 protection

C.
SAS drives; RAID 6 protection

D.
NL-SAS drives; RAID 6 protection