Shown Below Are Terms or Phrases Preceded by Letters a Through

Shown below are terms or phrases preceded by letters a through j followed by a list of definitions.Match the terms or phrases 1 through 10 with the correct definitions by placing the letter of the term or phrase in the answer space provided at the beginning of each definition.
(a) Contribution margin per unit
(b) Fixed cost
(c) Mixed cost
(d) Curvilinear cost
(e) Variable cost
(f) Step-wise cost
(g) Relevant range of operations
(h) Estimated line of cost behavior
(i) Least-squares regression
(j) Cost-volume-profit analysis
__________(1) The amount that the sale of one unit contributes toward recovering fixed costs and earning profit.
__________(2) A cost that changes in proportion to changes in volume of activity.
__________(3) A cost that includes both fixed and variable costs.
__________(4) A cost that changes with volume but not at a constant rate.
__________(5) A line drawn on a graph to fit the past relation between cost and sales.
__________(6) A statistical method for deriving an estimated line of cost behavior that is more precise than the high-low method and a scatter diagram.
__________(7) A company's normal operating range; excludes extremely high and low volumes that are not likely to be encountered.
__________(8) A cost that remains constant over limited ranges of volumes of activity but changes by a lump sum when volume changes occur outside these limited ranges.
__________(9) Useful in business planning; includes predicting the volume of activity,the costs incurred,sales earned,and profits received.
__________(10) A cost that remains unchanged in total amount even when the volume of activity varies.