You are a messaging professional. Your company uses a Microsoft Exchange Server 2007 messaging system. The company has 14 Microsoft Active Directory sites.

The company plans to move all company mailboxes to a Storage Area Network (SAN). You must develop the procedure for all sites to perform the migration of mailboxes to the new SAN.

You need to meet the following requirements:

Mailbox services must not be disrupted by the failure of a single server or single data volume.

During the mailbox migration, the messaging system must maintain high availability.

The mailbox migration must use minimum server hardware.

What should you do to meet the following requirements?

A.
Implement two new Mailbox servers. Use SAN for storage. Implement single copy cluster (SCC) on both
the servers. Test system functionality. Move all mailboxes to the new system.

B.
Implement two new Mailbox servers. Use SAN for storage. Implement Local Continuous Replication
(LCR) on both the servers. Test system functionality. Move all mailboxes to the new system.

C.
Implement two new Mailbox servers. Use SAN for storage. Implement Volume Shadow Copy Services
(VSS) on both the servers. Test system functionality. Move all mailboxes to the new system.

D.
Implement two new Mailbox servers. Use SAN for storage. Implement Cluster Continuous Replication
(CCR) on both the servers. Test system functionality. Move all mailboxes to the new system.