Within a transit AS, which routes should the IGP carry if the edge routers are using next-hop-self?

A.
The core subnets and loopback within the transit AS.

B.
The external subnets used in the EBGP sessions with the neighboring ASs.

C.
The external subnets used in the EBGP sessions with the neighboring ASs and the core subnets and loopbacks within the transit AS.

D.
The external routes to remote ASs.

E.
The external routes to remote ASs and the core subnets and loopbacks within the transit AS.