When configuring the switch to support Avaya CallPilot services, which programming can be performed to provide for unint

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When configuring the switch to support Avaya CallPilot services, which programming can be performed to provide for uninterrupted call processing in case the link or Avaya CallPilot is disabled?

A. At the NCFW prompt, forward the primary Control DN (CDN) to the attendant.
B. At the Night Call Forward (NCFW) prompt, forward the primary Control DN (CDN) to a secondary CDN.
C. At the Local DFDN prompt, direct all the Avaya CallPilot associated CDNs to a Default ACD DN, typically an attendant.
D. At the Local Default Automatic Call Distribution directory number (DFDN) prompt, direct all CDNs to an appropriate phantom directory number depending on media type required.