Refer to the exhibit.

How should the FastEthernet0/1 ports on the 2950 model switches that are shown in the exhibit be configured to allow connectivity between all devices?

A.	The ports only need to be connected by a crossover cable.
B.	SwitchX(config)# interface FastEthernet 0/1 SwitchX(config-if)# switchport mode trunk
C.	SwitchX(config)# interface FastEthernet 0/1 SwitchX(config-if)# switchport mode access SwitchX(config-if)# switchport access vlan 1
D.	SwitchX(config)# interface FastEthernet 0/1 SwitchX(config-if)# switchport mode trunk SwitchX(config-if)# switchport trunk vlan 1 SwitchX(config-if)# switchport trunk vlan 10 SwitchX(config-if)# switchport trunk vlan 20