(Multiple choice) In Huawei's disaster recovery solution, the followingVRGWhich of the descriptions is correct?

Created and configuredVRGAfter that, create a snapshot for it immediately to prevent unavailability caused by misoperation

When using the storage replication disaster recovery method, you need toFusionComputedeployVRG

When using the host replication disaster recovery method, only theVRGofCNAsThe virtual machine on the host can be protected

when oneVRGWhen the load requirement cannot be met, it needs to be addedVRG. addedVRGCan't be created by cloning,

can only be deployed by template