4.9 Comic Emporium, Inc.'s (CEI) quarterly inventory record for the last quarter of the fiscal year (October 1 to December 31) is set forth below: CEI INVENTORY FOR THE OCTOBER 1-DECEMBER 31 QUARTER Beginning Inventory, October 1 Purchases During Quarter: October 27 November 14 November 29 December 4 December 30 Units 600 Per Unit Cost $8.75 800 $8.50 1,200 $8.40 2,000 d $8.25 61,400 $8.35 1,000 $8.50 CEI COMIC BOOK SALES FOR OCTOBER 1-DECEMBER 31 Units Sales During Quarter: October 15 November 4 November 15 December 1 December 6 December 28 600 600 800 1,000 900 900 CEI undertook a physical inventory on December 31 and determined it had 2,200 comic books remaining in inventory. Assuming CEI's sales for the quarter were $86,000, calculate the value of COGS and gross profit for the quarter end- ing December 31 under each of the following methods: Part A: FIFO Part B: LIFO Part C: Weighted Average Part D: Specific Identification (assume that ending inventory includes 80 comic books from beginning inventory, 160 comic books purchased on October 27, 138 comic books purchased on November 14, 391 comic books purchased on November 29, 491 comic books purchased on December 4, and 940 comic books purchased on December 30)