Given the following data, by how much would taxable income change if periodic FIFO is used rather than periodic LIFO? Beginning Inventory Purchases Units Sold 1,200 units at $25 2,500 units at $30 1,700 Select one: O a. Decrease by $6,000 O b. Increase by $8,500 Decrease by $8,500 Od. Increase by $6,000