On the CVP graph, the next unit sold will increase profit by an amount equal to the Select one: O a. Variable costs per unit O b. Selling price per unit O c. Contribution margin ratio O d. Selling price per unit minus the variable costs per unit Oe. Difference between contribution margin and fixed costs All else being equal, what happens to the unit contribution margin and the contribution margin ratio if the sales price per unit increases? Select one: O a Both unit contribution margin and contribution margin ratio are unchanged. O b. Both unit contribution margin and contribution margin ratio decrease c. Unit contribution margin decreases while contribution margin ratio increases d. None of the given answers. e. Unit contribution margin increases and contribution margin ratio decreases