plz solve Q 23 & 24 fastly

Question 23 Not yet answered Marlout of 0.60 Flag question Which of the following statements about CVP analysis is false? O a Operating income calculations in CVP analysis are based on contribution margin not gross margin. Ob. All of the given answers are true. Oc Unit selling price, unit variable costs, and total fixed costs are known and remain constant. Od. Total revenues and total costs are linear in relation to output units. Oe. The CVP analysis assumes that total variable costs remain the same over a relevant range. Question 24 Not yet answered Marked out of 0.60 Holding other factors constant, a company's contribution margin per unit will increase with: a All answers given are NOT correct bany increase in variable cost per unit Oc any increase in the selling price per unit Od increase in its total fixed costs Oe any increase in quantity sold. Fle