A banking customer has the following requirements for an IBM BladeCenter solution with high speed fibre channel： （1）four 4-socket Microsoft SQL servers with two hot swap SAS drives  （2）two physical Microsoft Active Directory Servers  （3）twenty-two physical Citrix servers  （4）three physical Web servers （5）one physical vCenter server   （6）eight vSphere hosts  Which configuration minimally satisfies these requirements？（）

• A、Three IBMBladeCenter S chassis， three Brocade Fibre modules， six Ethernet modules
• B、Three IBMBladeCenter E chassis， three Brocade Fibre modules， six Ethernet modules
• C、Four IBMBladeCenter H chassis， four QLogic Fibre Channel modules， eight Ethernet modules
• D、Three IBMBladeCenter H chassis， three QLogic Fibre Channel modules， six Ethernet modules