Which of the Following About CMG CUPS Architecture Is FALSE

Which of the following about CMG CUPS architecture is FALSE?

A) CMG user plane VNF implements the SGW-U, PGW-U, and GGSN-U functionalities
B) A 7750 SR MG communicates with a CMG control plane VNF over Sx interface
C) CMG control plane VNF can be deployed in LB-mode or LB-less mode
D) CMG user plane VNF can be deployed in LB-mode or LB-less mode