The following are inventory data for Stop By and Shop Inc. #Units 20 16 20 56 30 26 $/Unit $40 $42 $50 Beginning Inventory Purchases of Inventory Purchases of Inventory Goods Available for Sale Sale of Inventory Ending Inventory Total $800 $672 $1,000 $2,472 $1,800 $60 30. Cost of Goods Sold under FIFO would be: a. $1,420 b. $1,220 c. $1,252 d. $380 31. Ending Inventory under FIFO would be: a. $1,420 b. $1,220 c. $1,252 d. $380 32. Cost of Goods Sold under LIFO would be: a. $1,420 b. $1,220 c. $1,252 d. $380 33. Ending Inventory under LIFO would be: a. $1,052 b. $1,220 c. $1,252 d. $380 34. The gross margin would be: a. $580 under LIFO b. $380 under FIFO c. $1,800 under LIFO and FIFO d. $380 under LIFO