Implementing Cisco IP Switched Networks (SWITCH v2-0) (#340)

Which two commands enable loop guard on A Cisco switch? (Choose two.)

Switch(config-if)#spanning-tree loopguard
Switch(config-if)#spanning-tree loop guard default
Switch(config-if)#spanning-tree guard loop
Switch(config-if)#spanning-tree loop-guard default
Switch(config-if)#spanning-tree loopguard default