Which of the following descriptions about BGP/MPLS IP VPN routing interaction is wrong?

Which of the following descriptions about BGP/MPLS IP VPN routing interaction is wrong?
A . After receiving the VPNv4 route advertised by the ingress PE, the egress PE filters the VPNv4 routes according to the RT attribute carried by the route.
B . The egress PE can send IPv4 routes to the remote CE through BGP, IGP or static routes
C . The exchange between PE and CE is IPv4 routing information
D . The ingress PE converts the IPv4 routes received from the CE into VNPv4 routes, and saves them according to different VPP instances

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Answer: A