What is the effect of enabling a voice VLAN on a Catalyst switch port?

Select the best response.

A.
PortFast is disabled on the port.

B.
Untagged traffic is sent according to the default CoS priority of the port.

C.
Port security is automatically enabled on a voice VLAN port.

D.
The CoS is trusted for 802.1P or 802.1Q tagged traffic.