5. When a company uses a periodic inventory system with a weighted average cost flow assumption, the beginning inventory would be: (a) Net purchases minus cost of goods sold. (b) Total goods available for sale minus cost of goods sold. (c) Net purchases minus ending inventory. (d) Total goods available for sale minus net purchases. The following information is available for a company for fiscal year 20X5. COMPANY INFORMATION AVAILABLE FOR CALCULATING COST OF GOODS AVAILABLE FOR SALE FOR FISCAL YEAR 20X5 Freight In Purchase Returns Selling Expenses Ending Inventory 60,000 150,000 300,000 520,000 The cost ofgoods sold for the company is equal to 300% What is the company's cost of goods available for sale? (a) $1,420,000. (b) $1,480,000. (c) $1,330,000. (d) 900,000. o of selling expenses