A customer is expanding an ONTAP 9.4 switchless 2-node FAS2750 cluster. Two AFF A220 nodes will be added to the cluster.
In addition to the cluster nodes, what else is required to perform the cluster expansion?
A. Additional management switches are required.
B. An upgrade to ONTAP 9.5 is required.
C. Cluster switches are required.
D. Additional DS224C shelves are needed.