What are functions of Type 9 LSAs in OSPFv3? (Select two.)

A.
They enable the graceful restart of the OSPFv3 process.

B.
They provide addressing information for links advertised in Type 1 and 2 LSAs.

C.
They can trigger OSPF routing devices to run the shortest path first (SPF) algorithm again.

D.
They advertise the prefixes for stub networks.

E.
They help OSPF routing devices maintain their neighbors’ state during the exchange of
database information.