A. supports route tags
B. supports more routers in an area
C. does not require Hello packets to establish neighbor relationships
D. produces fewer link state advertisements for a given network
E. supports network layer protocols other than IP
F. requires fewer neighbor relationships in a broadcast multiaccess network

A. forms adjacencies with all neighbors
B. supports demand circuit routing
C. provides routing support for multiple network layer protocols
D. utilizes SPF algorithm
E. provides for network scalability by allowing the network to be separated into areas
F. three layers of hierarchical routing