Which spanning-tree protocol is running on the switches?
A.
multiple spanning-tree protocol
B.
rapid spanning-tree protocol
C.
Cisco per-vlan rapid spanning-tree protocol
D.
Cisco per-vlan spanning-tree protocol
E.
802.1D spanning-tree protocol
Explanation:
multiple spanning-tree protocol
Use the “show spanning-tree” command to see the “Spanning tree enabled protocol mstp” output.