A customer has recently purchased some IBM x445 servers running Red Hat Enterprise AS 3 and wants to connect them to their existing EMC Clarion SAN controller.  Which of the following steps must be taken in order to validate the solution？（）

• A、Download the latest drivers from EMC for Red Hat Advanced Server.
• B、Ensure that the EMC storage server is configured properly and has the latest firmware levels.
• C、Verify the equipment is on the ServerProven list and complete a Solution Assurance Review （SAR）.
• D、Ensure that the systems are connected to the EMC SAN controller.