What is the reason that you want to configure VLANs on a security appliance interface?

A.
for use in conjunction with device-level failoverto increase the reliability of your security
appliance

B.
for use in transparent firewall mode, where only VLAN interfaces are used

C.
to increase the number of interfaces available to the network without adding additional physical
interfaces or security appliances

D.
for use in multiple context mode, where you can map only VLAN interfaces to contexts