An administrator needs to maintain 1TB of storage space for a server. A performance critical application will use this storage space for a database. The database will be replicated between multipleservers. Cost and performance are the most important considerations.  Which of the following RAID configurations would be the BEST choice for the storage array？（）

• A、 RAID 6 with six 250GB hard drives
• B、 RAID 5 with five 250GB hard drives
• C、 RAID 0 with four 250GB hard drives
• D、 RAID 10 with eight 250GB hard drives