In which of the following market circumstances is a broad differentiation strategy generally not well-suited? a. when buyer needs and preferences are too diverse to be fully satisfied by a standardized product. b. when few rivals are pursuing a similar differentiation approach. c. when the products of rivals are weakly differentiated. d. when there are many ways to differentiate a product or a service and many buyers perceive these differences valuable. e. when technological change is fast-paced and competition revolves around rapidly evolving product features.

Kubin company’s relevant range of production is 18,000 to 22,000 units. when it produces and sells 20,000 units, its average costs per unit are as follows: average cost per unit direct materials $ 7.00 direct labor $ 4.00 variable manufacturing overhead $ 1.50 fixed manufacturing overhead $ 5.00 fixed selling expense $ 3.50 fixed administrative expense $ 2.50 sales commissions $ 1.00 variable administrative expense $ 0.50 required: 1. for financial accounting purposes, what is the total amount of product costs incurred to make 20,000 units? 2. for financial accounting purposes, what is the total amount of period costs incurred to sell 20,000 units? 3. for financial accounting purposes, what is the total amount of product costs incurred to make 22,000 units? 4. for financial accounting purposes, what is the total amount of period costs incurred to sell 18,000 units?