Which statement about making Avaya Aura Communication Manager (CM) work successfully as a feature server for CM SIP Endpoints (AST Endpoints) is true?

you are creating an OPTION trunk between Avaya Aura Session manager (SM) and Avaya Aura Communication Manager (CM) to separate the SIP traffic for your Advanced SIP Telephone (AST) users.
How would you create a second SIP Trunk between SM and CM, when you already have an existing SIP trunk between these two entities for regular traffic?

Avaya Aura Device Services (AADS) can be configured to provide which two additional services? (Choose two.)

Which two backup methods are available for Avaya Aura Communication Manager (CM) through the SMI Web Interface? (Choose two.)

Which Avaya product can act as an Announcement/Music-on-Hold repository?