4. WinCorp is preparing its financial statements for the year ending December 31, 2021. Ending inventory information about the three items stocked for regular sale follows. What value should be presented for the company's ending inventory using the "lower of cost or net realizable value" rule, applied on an item-by-item basis? Show and explain your calculations. If Wincorp needs to write down the value of its illventory, provide the journal entry, including filling in the parentheses. Indicate which financial statements are affected