You are the network administrator for your company. All network servers run Windows Server 2003. Server1 hosts highly confidential files. The Disk Management console for Server1 is shown in the exhibit. (Click the Exhibit button.) You need to ensure the security of all files on Server1. In the event of disk failure, you need to minimize the time required to make these files available again. You also need to improve file system performance. Which two actions should you perform?（） (Each correct answer presents part of the solution. Choose two.)

• A、Configure the unallocated disks in a RAID-0 configuration.
• B、Configure one of the unallocated disks in a RAID-1 configuration.
• C、Store a shadow copy of disk C on one of the unallocated disks.
• D、Configure the unallocated disks as an extended volume.
• E、Convert the disks to basic disks.
• F、Convert the disks to dynamic disks.