Refer to the exhibit. Which statement is true?()
- AThe Fa0/11 role confirms that SwitchA is the root bridge for VLAN 20.
- BVLAN 20 is running the Per VLAN Spanning Tree Protocol.
- CThe MAC address of the root bridge is 0017.596d.1580.
- DSwitchA is not the root bridge, because not all of the interface roles are designated.