Which of the following storage media would be used to build a RAID 5 array?

Which of the following storage media would be used to build a RAID 5 array?

A.
Dual layer DVDs

B.
SATA HDDs

C.
Flash drives

D.
Blu-ray discs

Explanation:

http://serverfault.com/questions/192995/raid-5-with-big-sata-disks-do-or-dont