All purchase/sale transactions are made on credit. The company uses the FIFO method and perpetual inventory system to record transactions. What is the amount of LIFO adjustment needed to adjust FIFO inventory records reported for the year to LIFO for external reporting purposes

At the end of the fiscal year, apha airlines has an outstanding non-cancellable purchase commitment for the purchase of 1 million gallons of jet fuel at a price of $4.10 per gallon for delivery during the coming summer. the company prices its inventory at the lower of cost or market. if the market price for jet fuel at the end of the year is $4.50, how would this situation be reflected in the annual financial statements?