Which of the following about VPRN route targets is FALSE?

They are used to identify the VRF table for a prefix at the receiving PE.

They are used by VPRNs to control the distribution of VPN routing information.

They are distributed to all PEs and CEs that are part of the VPRN.

They are distributed to PEs to identify the VRF table that a VPN-IPv4 prefix is associated with.