Which statement is most correct regarding vNICs and VLANs?
A.
only the default vlan has traffic that is tagged
B.
All vNICs have to be associated with one or more VLANs except for the default vlan
C.
vlan must be configured before configuring them into a vNIC
D.
Tagging is done by the operating system NIC if the flag is set to tag traffic