【单选题】
Which of the following RAID configurations takes advantage of mirroring?()
A、RAID 1
B、RAID 5
C、RAID 0
D、RAID 2
A、RAID 1
B、RAID 5
C、RAID 0
D、RAID 2
A、cat /proc/usr/lparchk B、cat /proc/ppc64/lparcfg C、/var/adm/tools/res_list D、/var/adm/tools/lparalloc