Which three statements about OSPF areas are true? (Choose three.)
A.
Areas introduce a boundary on the link-state updates.
B.
Areas are logical definitions specific to any givenrouter.
C.
All routers within an area have the exact link-state database.
D.
The calculation of the Dijkstra algorithm on a router is limited to changes within an area.
E.
The area designated router will always have a priority of 0.