How does the RIB differ from the FIB?

A、The FIB maintains network topologies and routing tables. The RIB is a list of routes to particular network destinations.
B、The FIB includes many routes to a single destination. The RIB is the best route to a single destination.
C、The RIB is used to create network topologies and routing tables. The FIB is a list of routes to particular network destinations.
D、The RIB includes many routes to the same destination prefix. The FIB contains only the best route.