Answer:
a. all units produced are sold.
Explanation:
Cost-volume-profit analysis is also known as breakeven analysis. It is an analysis that review the point or number of units a company must sell for the revenue or sales to equate the total cost. In other words, the point the company neither makes a profit nor a loss.. The assumptions of this analysis are;
(i) The total costs are recognized as fixed and variable. Where as in reality, some costs may be semi-variable cost.
(ii) It assumes a linear relationship between costs and sales.
(iii) The selling price per unit of the product is constant.