The inventory of Sunland Company on December 31, 2020, consists of the following items. Cost per unit Net Realizable Value Part Quantity A419 4,200 $10 $18 A435 3,570 A545 8,484 A615 6,300 A721 9,240 A885 11,760 A999 a 7,728 a Part No. A999 is obsolete and has a realizable value of $1 each as scrap. (a) Determine the inventory as of December 31, 2020, by the LCNRV method, applying this method to each item. Inventory as of December 31, 202 (b) Determine the inventory by the LCNRV method, applying the method to the total of the inventory. Inventory as of December 31, 2020 $