Southeast Inc. has maintained a periode hvorytem w the urinventory method for 3 years The earliest layer of uro inventory is tromvel The company had beginning inventory aanuary 1, 2021, con line of three layers Quantity Price/Unh 2018 150,000 units $10.00 2019 60.000 units $12.00 2020 15.000 units $14.00 Total 245.000 unit: During 2021, an involuntary liquidation of Inventory occurred, Ending inventory dropped to 210,000 units. This is an example of a) LIFO Reserve b) UFO Liquidation c) Inventory Errors d) Dollar Value LIFO