In a Routed 1483 network what method of routing is typically employed on the DSL router？（）

A.It burns up IP addresses.
B.It conserves IP addresses.
C.It results in a smaller routing table.
D.The group of PVCs is treated as a large LAN.

A.RADIUS server
B.external DHCP server
C.address pool on the DSL modem
D.address pool on the provider router

A.3
B.5
C.10
D.20