Your customer’s business critical applications are backed up every night. The backup starts
at 7:00 PM and finishes at 7:00 AM the next morning. The RPO and RTO take about two
hours. The customer’s focus and threat sources have changed making immediate
application availability a requirement. When an update to the Business Continuity plan was
recently completed, the backup was ruled out as a proper solution. Which solution will satisfy
the customer’s new requirements?

A.
electronic tape vaulting

B.
synchronous remote disk copy

C.
asynchronous remote disk copy

D.
synchronous remote disk copy with extended server clustering