For which reason can two devices fail to establish an OSPF neighbor relationship?

For which reason can two devices fail to establish an OSPF neighbor relationship?
A . The two devices have different process IDs
B . The two devices have different network types
C . The two devices have different router IDs
D . The two devices have the same area ID

View Answer

Answer: B

Explanation:

Reference: https://www.cisco.com/c/en/us/support/docs/ip/open-shortest-path-first-ospf/13699-29.html