Refer to the exhibit. MPLS has been enabled on router PE11. Which of these statements is correct
regarding the output display shown in the exhibit?

A.
CEF switching is not needed for MPLS operation.

B.
CEF switching is only needed to forward labeled packets.

C.
CEF switching is needed on both ingress and egress interfaces on which MPLS is enabled.

D.
Interface-1 eve I CEF switching is needed only on egress interfaces that are sending IP packets
on which the egress LSR performs the label imposition process.

E.
Interface-level CEF switching is needed only on ingress interfaces that are receiving IP packets
on which the ingress LSR performs the label imposition process.