In a MPLS VPN Network, Two-Layer MPLS Labels Are Added

In a MPLS VPN network, two-layer MPLS labels are added into data packets before they are transmitted over the public network. Which of the following statements regarding data packet processing are true? (Choose two.)

A) The penultimate hop removes the outer label before forwarding the data packet to a peer PE.
B) The IP data packet received by the peer PE does not carry labels.
C) The penultimate hop removes the outer label if the outer label in the data packet is explicit null label 3.
D) The peer PE sends the data packet to the correct VPN based on the inner label.