Refer to the exhibit. Which statement is true?
A. VLAN 1 traffic is sent untagged on the fa0/11 trunk port.
B. All VLANs traffic, including the native VLAN traffic, is tagged with a VLAN ID when it is sent over
the fa0/11 trunk port.
C. The switchport trunk allowed vlan command is not configured; therefore, no VLANs are allowed on the trunk.
D. The encapsulation type that is used is 802.1ad.
E. The switchport trunk native vlan command is not configured; therefore, the trunk is not operational.
Building Cisco Service Provider Next- Generation Networks