Oriole Company has been using the LIFO method of inventory valuation for 10 years since it began operations. Its 2020 ending inventory was $56000, but it would have been $83500 if FIFO had been used. Thus, if FIFO had been used, Oriole's income before income taxes would have been O $27500 greater in 2020 O $27500 greater over the 10-year period. O $27500 less over the 10-year period. O $27500 less in 2020