Which option describes the flow of the S6a configuration on the Cisco ASR 5000 system?
A. MME-service, hss-peer-service, diameter endpoint, peer configuration
B. MME-service, diameter endpoint, hss-peer-service, peer configuration
C. MME-service, diameter endpoint, S6a-service, peer configuration
D. s6a-service, hss-peer-service, diameter endpoint, peer configuration