What backup arrangement should be used for an intranet web server the contents of which is updated fairly regularly by different staff?

A.
Weekly full backups with all tapes sent off-site.

B.
Daily full backups with all tapes sent off-site.

C.
Monthly full backups with the tape sent off-site.

D.
Daily full backups with one tape sent off-site per week.

E.
Daily incremental backups with a weekly full backup tape sent off-site.

Explanation:
best fit