Showtime Companys ending inventory at December $31,2023,$ includes the following items: ProductUnits on HandUnit CostNet Realizable Value Per UnitBB $29$ $$117$ $$122$ FM $10152145$ MB $43193179$ SL $478599$ Required:Calculate LCNRV for the inventory:a$.$ As a whole $($assuming the items are similar$).$ b$.$ Applied separately to each product. c$.$ Prepare the appropriate adjusting entry, if required, based on your calculations in $($b$).$