You want to quickly configure an edge switch so all access ports are in PortFast mode. Which command will achieve this?

A. SwitchA(config)# spanning-tree portfast default
B. SwitchA(config)# switchport spanning-tree portfast
C. SwitchA(config)# spanning-tree portfast enable
D. SwitchA(config)# spanning-tree portfast

A. The command spanning-tree portfast default will configure all access ports on the switch as PortFast enabled.