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Which of the following RAS features, previously available only on POWER 7+ midrange and enterprise systems is now available on POWER8 scale-out servers?
A. Active Memory Mirroring, which maintains two identical copies of the Power Hypervisor in memory at all times.
B. A redundant Service Processor with the ability to dynamically fail over from the primary service processor to a secondary for solid service processor fault.
C. An on-chip controller on the processor module, which handles Power Management and Thermal Monitoring without a need for a separate controller.
D. Active Memory Sharing, which can be exploited to increase memory utilization on the system by decreasing the system memory requirement.