单项选择题

A.Enable IP routing on the switch D-SW1
B.Configure a default route that points toward network 200.1.1.0/24
C.Assign an IP address of 10.1.3.1/24 to VLAN3
D.Configure default gateways to IP address 10.1.2.1 on each host
E.Configure default gateways to IP address 10.1.10.1 on each host
F.Configure default gateways to IP address 200.1.1.2 on each host