Users suddenly start complaining that the network is very slow. Upon investigation, the network administrator determines some of the switches are in a failure mode that is causing them to broadcast frames to all ports. What conclusion is the network administrator most likely to draw in terms of the root cause?
A. It is the result of an ARP poisoning attack.
B. It is the result of a MAC flooding attack.
C. It is the result of a DDoS attack.
D. It is the result of a MAC cloning attack.