Im really stuck on this part of the problem, can someone help me?

Problem 6-02A a, b1-b2, (Video) Sunland Distribution markets CDs of the performing artist Unique. At the beginning of October, Sunland had in beginning inventory 2,000 of Unique's CDs with a unit cost of $5. During October, Sunland made the following purchases of Unique's CDs. Oct. 3 2,500 @ $6 Oct. 19 3,000 @ $8 Oct. 9 3,500 @ $7 Oct. 25 4,000 @ $9 During October, 10,750 units were sold. Sunland uses a periodic inventory system. Determine the cost of goods available for sale. Cost of goods available for sale $ 109,500 LINK TO TEXT Calculate cost per unit. (Round answer to 2 decimal places, e.g. 2.25.) Cost per unit $ 7.30 Determine (1) the ending inventory and (2) the cost of goods sold under each of the assumed cost flow methods (FIFO, LIFO, and average-cost). (Round answers to 0 decimal places, e.g. 1,250.) FIFO LIFO AVERAGE-COST The ending inventory $ 36,800 $ The cost of goods sold $ 73,500 LINK TO TEXT Which cost flow method results in (1) the highest inventory amount for the balance sheet and (2) the highest cost of goods sold for the income statement? FIFO produces the highest inventory amount, $ 36,800 LIFO produces the highest cost of goods sold, $ Click if you would like to Show Work for this question: Open Show Work