Which two steps take place in the BGP Link State architecture? (Choose two)

Which two steps take place in the BGP Link State architecture? (Choose two)
A . IGP is redistributed into BGP-LS
B . Advertise the BGP-LS NLRIs to the topology server
C . IGP uses BGP LS data from remote peers
D . Enable access to the Adj-RIB-In (BGP raw format) of a peer border router or provider edge router
E . BGP downloads the received BGP LS data to the IGP component on the router

Answer: A, B