Which of the following statements about inter-AS model C VPRNs is FALSE?

VPN-IPv4 routes are neither held, nor re-advertised, by the ASBRs.

Each ASBR propagates the routes received from its neighbor ASBR as labeled IPv4 routes in its own AS.

ASBRs exchange labeled IPv4 routes for the system addresses of PE routers.

ASBRs exchange customer routes as labeled IPv4 routes.