part 7 only 100-200 words please

. Ch18 Case Study - Cost Behaviors Part 1: Explain "Per unit cost behavior for Variable costs. Provide two examples of "per unit" cost behavior for variable costs. I Part 2: Explain "Total cost behavior for Variable costs. Provide two examples of "total" cost behavior for variable costs. Part 3: Explain "Per unit" cost behavior for Fixed costs. Provide two examples of "per unit" cost behavior for fixed costs. Part 4: Explain "Total cost behavior for Fixed costs. Provide two examples of "total" cost behavior for fixed costs. Part 5: Explain what Operating leverage means and how a business would apply operating leverage to be successful and more profitable. Part 6: Explain how a company would change their cost structure to increase their operating leverage and explain how a company would change their cost structure to decrease their operating leverage. ACCT 102 - Case Studies - Spring 2021 . Part 7: Explain what the meaning of the Relevant range. Explain how the relevant range changes for variable cost behavior (curvilinear cost behavior) and how the relevant range changes for fixed cost behavior (stepped cost behavior). Part 8: Explain variable cost behavior and fixed cost behavior for Mixed costs. Provide two examples