Which two of these are characteristics of MPLS VPNs? (Choose two)

A.
Layer 3 MPLS VPNs can forward only IP packets

B.
Layer 2 MPLS VPNs can forward any network protocol

C.
MPL S label paths are automatically formed based on Layer 2 frames

D.
Layer 3 MPLS VPNs can forward any network protocol based on Layer 2 frames

E.
In Layer 2 MPLS VPNS, the service provider controls the customer Layer 3 policies