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The left column lists several cost classifications. The right column presents short definitions of those costs. In the blank space beside each of the numbers in the right column, write the letter of the cost best described by the definition A. Total cost B. Mixed cost C. Variable cost D. Curvilinear cost E. Step-wise cost F. Fixed cost Exercise 18-3 Cost behavior defined C1 1. This cost is the combined amount of all the other costs 2. This cost remains constant over a limited range of volume; when it reaches the end of its limited range, it changes by a lump sum and remains at that level until it exceeds another limited range. 3. This cost has a component that remains the same over all vol- ume levels and another component that increases in direct pro- 4. This cost increases when volume increases, but the increase is 5. This cost remains constant over all volume levels within the 6. This cost increases in direct proportion to increases in volume; portion to increases in volume not constant for each unit produced. productive capacity for the planning period. its amount is constant for each unit produced