An administrator needs to back up a server with a large file system that contains many files. On a daily basis, very little data changes on this file system.
Which approach minimizes the total backup time for a given month?
A. run full backups monthly and differential incremental backups daily
B. run full backups weekly and differential incremental backups daily
C. run full backups monthly, cumulative incremental backups weekly, and differential incremental backups daily
D. run full backups weekly and cumulative incremental backups daily