Before building a full-scale version of her spreadsheet model, Julie constructs a smaller version of the spreadsheet. Julie is performing which step of the modeling process?

what?

Explanation:

answer; ///(d); determining who competes most closely   with whom evaluating whether industry driving forces and competitive pressure favor some strategic groups and hurt others, and ascertaining whether the profit potential of different strategic groups varies due to the strengths and weaknesses in each groups respective market positions;