Required information This question set includes retired CMA questions provided by the Institute of Management Accountants for use as additional student practice. Please note that these questions were not author-created and may not align perfectly with content or terminology in the text. cker Company sells two products. Product A provides a contribution margin of $3 per unit, and Product B provides a contribution iargin of $4 per unit. If Ticker's sales mix shifts toward Product A, which one of the following statements is correct? Mulviple Choice The total number of units necessary to break even will decrease The ovetall contribution margin ratio will increase The total number of units necessary to break even will decrease. The overall contribution margin ratio will increase: Operating income will decrease if the total number of units sold remains constant. The contribution margin ratios for Products A and B wil change