An important tool in predicting the volume of activity, the costs to be incurred, the sales to be earned, and the profit to be received is: O Target income analysis. O Cost-volume-profit analysis. O Least-squares regression of costs. O Variance analysis. O Process costing. D Question 30 1 pts When using conventional cost-volume-profit analysis, some assumptions about costs and sales prices are made. Which one of the following is one of those assumptions? The contribution margin per unit will change as volume increases The variable cost per unit will decrease as volume increases The sales price per unit will remain constant as volume increases O Fixed costs per unit will remain the same as volume increases O The actual variable cost per unit must vary over the production range