A customer has the following equipment installed in their data center：  （1）an IBM BladeCenter H chassis （2）two power supplies  （3）six HS22V blades （4）three Nortel 1/10 GB ESMs The retail customer purchased a new HX5 with MAX5.  Which of the following must be added to install the HX5 with MAX5？（）

• A、Two additional power supplies
• B、Fibre Channel （FC） switches and SAN storage
• C、A Nortel 1/10 GB ESM
• D、SSD for the HX5