Current Attempt in Progress The accounting records of Sage Hill Electronics show the following data. Beginning inventory 3.000 units at Purchases 9.000 units at Sales 9.500 units at (a) Determine cost of goods sold during the period under a periodic inventory system using the FIFO method. Cost of goods sold during the period $5 $7 $10 eTextbook and Media Save for Later FIFO Attempts: 0 of 3 used Submit Answer (b) The parts of this question must be completed in order. This part will be available when you complete the part above (c) The parts of this question must be completed in order. This part will be available when you complete the part above