A customer has four 2-way 2U front-end web servers that are currently running at 15% CPU utilization.  These servers provide points of access for users worldwide， and volume is expected to triple in the next six months and aggressively grow thereafter.  They want to upgrade these systems to newer technology and stay within the 8U of rack space that they are replacing.  Which solution would fit the customer’s requirements？（）

• A、Three x366 4-ways running VMWare ESX Server.
• B、An x445 8-way Xeon MP attached to a DS4300 and running VMWare ESX Server.
• C、An x445 16-way Xeon MP attached to an EXP400 and running VMWare ESX Server.
• D、Four x346 2-ways running VMWare ESX Server.