Which three commands must you enter to create a trunk that allows VLAN 20? (Choose three.)

Which three commands must you enter to create a trunk that allows VLAN 20? (Choose three.)
A . Switch(config-if)#switchport mode dynamic auto
B . Switch(config-if)#switchport mode trunk
C . Switch(config-if)#switchport trunk allowed vlan 20
D . Switch(config-if)#switchport mode dynamic desirable
E . Switch(config-if)#switchport trunk encapsulation dotlq
F . Switch(config-if)#switchport trunk native vlan 20

View Answer

Answer: BCE