Refer to the exhibit. EIGRP has been configured on all routers in the network. What additional configur ation statement should be included on router R4 to advertise a default route to its neighbors?（）
- A R4(config)# ip route 0.0.0.0 0.0.0.0 10.1.1.1
- B R4(config)# ip default - network 10.0.0.0
- C R4(config - router)# default -information originate
- D R4(conf ig)# ip route 10.0.0.0 255.0.0.0 10.1.1.1