What configuration of the Manchester router will establish a route toward to the internet for traffic from workstation on the Manchester LAN?

The speed of all serial links is E1 and the speed of the all other links is 100Mb/s. A static route will be established on the Manchester router to direct traffic toward to the internet over the most direct path available. What configuration of the Manchester router will establish a route toward to the internet for traffic from workstation on the Manchester LAN?

A.
ip route 0.0.0.0 255.255.255.0 172.16.100.2

B.
ip route 0.0.0.0 255.255.255.252 128.107.1.1

C.
ip route 0.0.0.0 0.0.0.0 128.107.1.1

D.
ip route 0.0.0.0 0.0.0.0 172.16.100.1

E.
ip route 0.0.0.0 255.255.255.255 172.16.100.2

F.
ip route 0.0.0.0 0.0.0.0 172.16.100.2