How do you prevent neighbor adjacencies from forming on a specific link (generally used for interfaces connected to hosts)?

A-By configuring that interface to be part of a different area

B-You can't

C-By configuring a passive interface

D-By not adding network statements for that network

Which of the following will prevent a router from forming an adjacency?

A--Subnet/wildcard masks do not match

B-All of these

C-Hello or dead timers don't match

D-Missing network statements

In OSPFv2, how does a router know what networks to advertise?

A-Interfaces configured in the OSPF area

B-Networks configured using the network command

C-By manually modifying the routing table

D-It doesn't