Which of the Following Statements Most Accurately Describes the MME

Which of the following statements most accurately describes the MME?

A) The MME selects the SGW and the PGW for a given UE.
B) The MME is responsible for the bearer management.
C) The MME communicates with both the E-UTRAN and the EPC via GTP-C tunnels.
D) The MME performs the user authentication and authorization using the information provided by the HSS
E) All of the above answers are correct.
F) Only answers A, B and D are correct.