A. To use the callable times feature, each phone number column must have a corresponding time zone column containing the zone name

B. A contact list can have its own unique structure, including an arbitrary number of phone number types

C. Contact lists are read-only and cannot be updated by the agents

D. Contact lists must contain the home phone number and first and last name fields, at a minimum

E. Each campaign can have its own contact list, or contact lists can be shared among campaigns