A.Rounter(config)#routerospf63Rounter(config-router)#network169.111.0.00.0.0.0area0Rounter(config-router)#area0range169.111.0.0255.255.0.0
B.Rounter(config)#routerospf63Rounter(config-router)#network169.111.0.0255.255.0.0area0Rounter(config-router)#area0range169.111.0.0255.255.0.0
C.Rounter(config)#routerospf63Rounter(config-router)#network169.111.0.00.0.255.255area0Rounter(config-router)#area0range169.111.0.0255.255.0.0
D.Rounter(config)#routerospf63Rounter(config-router)#network169.111.0.00.0.255.255area0Rounter(config-router)#area0range169.111.0.00.0.255.255