You are a designer for ABC.com. ABC.comasks you to design a new centralized backup solution.
ABC.com sent a list with the number of servers, the amount of data, the daily change rate, as well
as information about the backup policy (in terms of fulls, cumulatives and incrementals). ABC.com
ABC.com wants a solution that will satisfy its needs for the next three years, but does not want to
change its current backup policy. What is another significant piece of information needed to
suitably size the solution in terms of backup storage space?

A.
Offsite handling procedures

B.
Tape library

C.
Average number of failed backups

D.
Annual growth rate