Go back to 642-825 - ISCW - Implementing Secure Converged Wide Area Networks

Question :-

In an MPLS VPN implementation, how are overlapping customer prefixes propagated? Select the best response.
A unique route target is attached to each customer routing update.
Separate BGP sessions are established between each pair of customer edge LSRs.
Each customer is given a unique set of edge LSPs.
A route distinguisher is attached to each customer prefix.
Each customer is given a unique IGP instance.

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