Refer to the exhibit. Routers A and B are directly connected and running OSPF, but they are unable to form a neighbor relationship. What is the most likely cause?()
- AThe routers are not on the same network.
- BThe network statements do not match.
- CThe process number does not match.
- DThe MTU does not match.
- EThe OSPF cost does not match.
- FThere is a physical issue with the cable.