Transactions for the month of June were: Purchases Sales June 1 800 @$3.20 June 2 600 @ $5.50 June 3 2,200 @ $3.10 June 6 1,600 @ $5.50 June 7 1,200 @ $3.30 June 9 1,000 @ $5.50 Assuming that perpetual inventory records are kept in dollars, the ending inventory on a LIFO basis is: Group of answer choices O a. $3,200. O b. $3,300. c. $4,260. O d. $3,160