Companycom is installing a p5 595 with AIX 5.3. The DLPAR option for the resources cannot be selected on the HMC menus. However, the daemons are running on both the HMC and LPARs. Which of the following is a prerequisite for DLPAR functionality?（）

• A、The resources must be unallocated in an LPAR
• B、The microcode on the pSeries must be current
• C、All network adapters on the LPAR must be defined
• D、Network connectivity and name resolution capability between HMC and LPARs