What are three steps required to ensure that audio source MOH_Premium is only streamed to callers placed on hold by the Premium Sales Group? (Select three)

A.
Assign MOH_Premium to Media Resources Group MRG_Premium.

B.
Assign MOH_Premium to Media Resources Group LIST MRG_Premium.

C.
Assign MRG_Premium to Media Resources Group LIST MRGL_Premium.

D.
Assign MRGL_Premium to Media Resources Group MRG_Premium.

E.
Assign MOH_Premium to Device Pool Premium_Sales.

F.
Assign MRGL_Premium to Device Pool Premium_Sales.