Answer: The answers are:
1) Engieering change order is a document that initiates a product or process change.
2) Total cost concept Includes manufacturing costs plus selling and administrative expenses.
3) Variable cost concept = Variable manufacturing costs plus variable selling and administrative costs are included in cost per unit .
4) Normal selling price is Target selling price to be achieved in the long term .
5) Setup = Changing tooling when preparing for a new product.