After restarting one node on a two-node NetScaler cluster, an administrator notices that the node
that was restarted no longer accepts traffic.
Which action could the administrator take to resolve this issue?

A.
Run the nsconmsg -g feature -d stats from the shell.

B.
Run the sync cluster files command from the command-line interface.

C.
Replace the cluster license file and restart the NetScaler software only.

D.
Restart the NetScaler software and operating system for the failing node.