which additional configuration is required?

Your switch network has been configured to support multiple VLANs. In order for the users on one
VLAN to communicate with users on another VLAN, which additional configuration is required?

A.
Enable a routing protocol like EIGRP on a router or on a Layer 3 capable switch

B.
Enable inter-VLAN routing on a router or on a Layer 3 capable switch

C.
Enable a switch virtual interface on the router, using the interface vlan global configuration
command

D.
Enable a switch virtual interface on the switch, using the encapsulation dot1q

E.
subinterface configuration command

F.
Enable IP routing on a Layer 2 switch