Refer to the exhibit. A network engineer started to configure two directly-connected routers as shown. Which command sequence must the engineer configure on R2 ...

Refer to the exhibit. A network engineer started to configure two directly-connected routers as shown.
Which command sequence must the engineer configure on R2 so that the two routers become OSPF neighbors?

A. interface GigabitEthernet0/1
ip ospf 1 area 1 B. router ospf 1
network 192.168.12.1 0.0.0.0 area 1 C. interface GigabitEthernet0/1
ip ospf 1 area 0 D. router ospf 1
network 192.168.12.0 0.0.0.127 area 0