When redistribution is configured between OMP and BGP at two Data Center sites $($DC$)$ that have Direct Connection Interlink, which step avoids learning the same routes on WAN Edge routers of the DCs from LAN?

A$.$ Set down$-$bit on WAN Edge routers on DC$1$

B$.$ Define different VRFs on both DCs

C$.$ Set OMP admin distance lower than BGP admin distance

D$.$ Set same overlay AS on both DC WAN Edge routers