You are the administrator of the large ABC Company OSPF and are considering dividing it to
multiple areas. What are two advantages of configuring multiple OSPF areas? (Select two)

A.
It eliminates the need for a DR or BDR in the OSPF network.

B.
It eliminates security concerns by segregating portions of the network.

C.
Type 1 and 2 LSAs are confined to a single area, reducing routing overhead.

D.
Area members have smaller topological databases than if the network was one large
area, requiring less CPU to derive routes.