As related to VPNs, what is a P-network?

A.
The P-network is the part of the network under the SP’s control.

B.
The P-network is the part of the network under the PTO’s control.

C.
The P-network is the part of the network that is controlled using P-mib.

D.
The P-network is the part of the network that has been partitioned into an SP domain.