A customer has a BladeCenter H chassis with a single AMM.  The AMM is defective. Which of the following is the method to backup the existing AMM so the new AMM automaticlally picks up the configuration? （）

• A、Back up the AMM configuration to a file 
• B、Back up the AMM configuration to the chassis 
• C、Back up the AMM using IBM Systems Director 
• D、Back up the AMM using Tivoli Storage Manager