9 of 25 < > The accounting records of Kingbird Electronics show the following data. Beginning inventory 2,000 units at $5 Purchases 8,000 units at $7 Sales 9,400 units at $10 (a) X Your answer is incorrect. Determine cost of goods sold during the period under a periodic inventory system using the FIFO method. FIFO Cost of goods sold during the period $ 63,000