In about 200 words explain how using EDI can lead to supply chain efficiency include in your discussion the merits of using either direct connection or VAN based EDI and how a company would choose between these approaches.

Janice usually works on a particular workbook that contains all business related data. she decides to keep a backup of all the data in a separate workbook. she opens a new workbook to transfer the data. which option should she use to copy all the data from one workbook to another workbook?