A company purchased 100 units for $40 each on January 31. It purchased 160 units for $50 each on February 28. It sold 225 units for $65 each from March 1 through December 31. If the company uses the last - in, first-out inventory costing method, what is the amount of Cost of Goods Sold on the income statement for the year ending December 31? (Assume that the company uses a perpetual inventory system.) O A. $8,000 OB. $10,600 OC. $4,000 OD. $12,000