单项选择题
A.The Power 550 is licensed for three LPARs only.
B.There is not enough memory to meet the minimum dedicated memory requirement for the fourth LPAR. A faulty memory DIMM is detected in the POWER5 550.
C.There is not enough memory to meet the minimum dedicated memory requirement for the fourth LPAR. The HMC reserves some memory to perform logical partition tasks.
D.There is not enough memory to meet the minimum dedicated memory requirement for the fourth LPAR. The hypervisor reserves some memory to perform logical partition tasks.