Which statement is correct from the information output using the show spanning-tree command? Refer to the following exhibit.

A. Switch A is not the root bridge for VLAN 1 because the priority is 32,768.
B. Switch A is the root bridge for VLAN 1 because the priority is 32,768.
C. Switch A is the root bridge for VLAN 1 because all the ports are in a designated state.
D. Switch A is the root bridge for VLAN 1 because the cost is the lowest.

C. Switch A is the root bridge for VLAN 1 because all of the interfaces are in a designated state. Only the root bridge has all of the interfaces in a designated state for a VLAN.