In the Avaya IX™ Workplace solution, how does Avaya Aura® Device Services (AADS) communicate with Avaya IX™ Workplace Clients?

In the Avaya IX™ Workplace solution, how does Avaya Aura® Device Services (AADS) communicate with Avaya IX™ Workplace Clients?
A . By using SIP via Session Manager
B . By directly using HTTPs
C . By directly using SIP
D . By using HTTPS via Session Manager

Answer: D