Assume that Bisque Co. sold 12,000 units of Product A and 18,000 units of Product B in the last year. The unit contribution margins for Products A and B are $10 and $20 respectively. Bisque has fixed costs of $640,000. The break-even point in units is O a. 16,000 units O b. 26,000 units O c. 27,500 units O d. 40,000 units