Sullivan Company uses the periodic inventory method. The following balances were drawn from the accounts of Sullivan Company prior to the closing process: Sales revenue Beginning inventory balance Purchases Transportation-in Transportation-out Purchase discounts Ending inventory balance $17,000 4,200 9,000 900 1,100 700 4,600 The amount of gross margin appearing on the income statement should be: Multiple Choice 0 $8,200 O $14,400