Geneva Corp values their inventory using LIFO costing. The footnote disclosure reported a LIFO reserve balance of $180 as of 12/31/2019 and $150 as of 12/31/2020. As compared to using FIFO costing, Geneva's 2020 LIFO cost of goods sold is O Higher by $150 O Higher by $30 O Lower by $30 O None of the answers provided are correct