What Are the Three Consideration Requirements for the Deployment of Network

What are the three consideration requirements for the deployment of Network Call Deflection? (Choose three.)

A) The second leg of the call is set up by the redirecting Communication Manager.
B) Network Call Deflection is only available in Europe and must be compliant with ETSI Supplementary Service Network Call Deflection.
C) Announcement, collect digits, converse-on, wait for hearing music, wait for the hearing announcement, ringback, or silence cannot be used for NCD.
D) NCD by the PSTN can occur only if the incoming call to the Avaya Aura Communication Manager is not answered.
E) A route-to number r13035485103 must be used in vector step processing, and Net Redir=y in the BSR Application plan.