Swanson Company uses a periodic inventory system. From the following details, calculate the cost of goods sold. Beginning merchandise inventory $5,000 Ending merchandise inventory 2,200 Purchases 21,000 Purchase Discounts 1,000 Purchase Returns and Allowances 1,300 Freight In 4,200 O A. $18,700 OB. $27,900 C. $25,700 D. $23,300