Which statement best describes Level 2 (Increased availability) in the Availability Index?

A.
The data is protected by online data protection (RAID or software)

B.
The system is protected and has a cluster of two servers; one becomes the backup for the
other

C.
The organization is protected against total loss by having an alternate site away from the main
site

D.
Nothing special is done, downtime is treated individually without a plan or preventative
measures