When you enter the feature npv command on a storage-capable switch from Cisco, what is the result?

A.	N-Port Virtualization is enabled without rebooting.
B.	The switch reloads and erases the current configuration before it enables the feature N-Port ID Virtualization.
C.	The switch reloads and erases the current configuration before it enables the feature N-Port Virtualization.
D.	N-Port ID Virtualization is enabled without rebooting.