Refer to the network exhibit.

The network is running spanning tree. Examine this configuration of Switch-C:

Port 1 on Switch-C fails. Based on this topology, which statement is true?

A.
If PVST+ was running, a loop-free topology would be created.

B.
If Port Monitor was running, a loop-free topology would be created.

C.
If MSTP was running, a loop-free topology would be created.

D.
If RSTP was running, a loop-free topology would be created.

Explanation: