Company.com has implemented a disaster recovery (DR) plan with remote standby servers and
synchronous data replication. The customer wants to upgrade to 2 Gb HBAs in a server. What
should be done before shutting down the production server and upgrading the HBA?

A.
Failover the storage and applications to the remotefacility, shut down production servers and
upgrade the HBA

B.
Create a copy-on-write (COW) snapshot and present it to a local host, failover applications,shut
down productions servers and upgrade the HBA, delete snapshot.

C.
Creat a split mirror snaphot and present it to a local host, failover applications, shut down
production servers and upgrade the HBA, reestablish the snapshot

D.
Create a COW snapshot of the production volume and present it to a remote host, failover
applications, shut down production servers and upgrade the HBA, delete snapshot