A p5 570 customer is currently running AIX 5.3. The customer now wants to add Virtual Ethernet to two of the LPARs. This will enable the application tier can communicate to the database tier without using an external Ethernet card. What is the best way to accomplish this task?（）

• A、Create a VIO server
• B、Modify the LPAR profiles to add a Virtual Ethernet adapter
• C、Buy the Advanced Power Virtualization feature and enter a authorization code at the HMC
• D、Buy the Advanced Power Virtualization feature and enter a authorization code at the service  processor menu