Which of the following descriptions about FusionCompute is correct?
A . VRM supports both virtual deployment and physical deployment. Single node deployment is recommended to reduce the resource occupation of the cluster.
B . FusionCompute includes two functional modules, CNA and VR
C . CNA is a virtualized operating system that provides virtualization capabilities for computing, storage and network resources. VRM is used for virtual resource management.
D . The CNA virtualization system uses sojourn virtualization.
E . VRM can manage virtualized resources and physical resources.
Answer: B