Refer to the exhibit. All routers that are shown are running the RIP routing protocol. All unknown IP traffic must be forwarded to the ISP. What router or set of routers are recommended to have both a default route and the default-information originatecommand issued to implement this forwarding policy?

Refer to the exhibit. All routers that are shown are running the RIP routing protocol. All unknown IP traffic must be forwarded to the ISP. What router or set of routers are recommendedto have both a default route and the default-information originatecommand issued to implement this forwarding policy?

only Router1
only the gateway router
all routers in the network
only the routers with LANs needing Internet access