You are the administrator of a switch and currentlyall host-connected ports are configured with the portfast
command. You have received a new directive from your manager that states that, in the future, any hostconnected port that receives a BPDU should automatically disable PortFast and begin transmitting BPDUs.
Which command will support this new requirement?

A.
Switch(config)#spanning-tree portfast bpduguard default

B.
Switch(config)#spanning-tree bpduguard enable

C.
Switch(config)#spanning-tree bpdufilter enable

D.
Switch(config)#spanning-tree portfast bpdufilter default