In AToM, control word is an optional 4-byte field used in the pseudowire packet. The control word
carries generic and Layer 2 payload-specific information to emulate L2 packets correctly. In
pseudowire packet, where is this control word inserted?

A.
Inserted between the MPLS label stack and the Layer 3 payload

B.
Inserted between the MPLS label stack and the Layer 3 Header

C.
Inserted between the MPLS label stack and the Layer 2 payload

D.
Inserted between the MPLS label stack and the Layer 2 header