Inventory Costing MethodsThe following data are for the Miller Corporation, which sells just one product:UnitsUnit CostBeginning inventory January $1200$$$21$Purchases:February $11500$$$23$May $18400$$$26$October $23100$$$32$SalesMarch $1400$July $1400$Calculate the value of ending inventory and cost of goods sold using the periodic method and $($a$)$ first$-$in$,$ first$-$out, $($b$)$ last$-$in$,$ first$-$out, and $($c$)$ weighted$-$average cost method. Round your final answers to the nearest dollar.Cost of goods soldEnding inventorya. FIFO$$b$.$ LIFO$$c$.$ Weighted average$$