A customer has an 8-way p5-570 with eight internal disk drives and AIX 5.2.  Which of the following must be added， if anything， to the configuration to support four LPARs， assuming each LPAR requires twodisk drives？（）

• A、7311-D20 drawer with four disks
• B、Upgrade to AIX 5.3
• C、Fiber adapters to attach to SAN
• D、Nothing