You recently performed a standardization project that ensures all SPARC-based systems boot from the same device aliases.

The boot device order needs to be changed from vxdisk net to rootdisk net. Which OBP command removes the old vxdisk alias?

A.
unset vxdisk

B.
unalias vxdisk

C.
nvunalias vxdisk

D.
setenv alias vxdisk

E.
nvunalias rootdisk