Which two statements about MPLS L3 VPN RDs are true? (Choose two.)
A. They enable EIGRP to use address families to separate traffic between IPv4 and VPNv4.
B. They are represented as 32-bit values
C. They are represented as 64-bit values.
D. They enable OSPF to import and export routes into the global routing table of a router.
E. They allow BGP to uniquely identify duplicate routes.