Which of the following BEST describes the difference between RAID 5 and RAID 6?()
A、A. RAID 5 uses a dedicated parity drive and RAID 6 does not.
B、B. RAID 6 uses a dedicated parity drive and RAID 5 does not.
C、C. RAID 6 uses more parity drives than RAID 5.
D、D. RAID 5 uses more parity drives than RAID 6.