Greehey Enterprises markets the CDs for the performing artist Cara Lolta. At the beginning of March. Greehey had beginning inventory of 1,500 Lotta CDs with a unit cost of 57 . During March, Greehey mado the following purchases of Lolta CDs. During March, 12,500 units were sold. Greehey uses a perpetual inventory system. Prepare answers on an Excel spreadsheet using the following templates. Label with letier in parenthesis instructions: (a) Determine the cost of goods available for sale. rneT AE RAnRE AVAII ARI F FOR SALE (b) Determine the ending imventory under FIFO. (c) Determine the COGS under FIFO. (d) Prove the accuracy of the cost of goods sold under FIFO. Proof of Cost of Goods Sold (e) Determine the ending inventory under LIFO. (f) Determine the COGS under LIFO. LIFO (g) Prove the accuracy of the cost of goods sold under L.IFO. (h) Dotermine the ending inventory under weighted average