Refer to the exhibit.
A two-node ROBO cluster is configured with a witness VM.
What happens when Node A goes down?
A. All operations and services on the Node B are shut down and go into a waiting state
B. Node B sends a leadership request to the Witness VM and goes into single-node mode
C. The cluster is unaffected and no administrator intervention is required
D. The cluster becomes unavailable and goes into read-only mode