Use this information for Carter Co. to answer the question that follows. Carter Co. sells two products, arks and bins. Last year, Carter sold 14,000 units of arks and 56,000 units of bins. Related data are as follows: Product Unit Selling Price Unit Variable Cost Unit Contribution Margin Arks Bins $120 80 $80 60 $40 20 Assuming that last year's fixed costs totaled $960,000, what was Carter Co.'s break-even point in sales units? Oa. 35,000 units Ob. 40,000 units Oc. 12.000 units Od. 28.000 units