please answer to All of these questions

Ivanhoe Corporation had the following items in inventory as at December 31, 2020: Item No. Quantity Unit Cost NRV A1 140 $3.20 $3.70 B4 160 2.50 2.30 C2 130 8.40 9.80 D3 150 7.40 6.80 Assume that Ivanhoe uses a periodic inventory system, and that none of the inventory items can be grouped together for accounting purposes. The opening inventory on January 1, 2020, was $3,200 in total, Prepare the year-end adjusting entries required to adjust to the lower of cost or net realizable value using the direct method. (Credit account titles are automatically indented when the amount is entered. Do not indent manually. If no entry is required, select "No Entry" for the account titles and enter o for the amounts.) Direct Method: Date Credit Debit Account Titles and Explanation December 31, 2020 (To transfer out beginning inventory balance) December 31, 2020 (To record ending inventory at LC and NRV) Prepare the year-end adjusting entries required to adjust to the lower of cost or net realizable value using the indirect method. (Credit account titles are automatically indented when the amount is entered. Do not indent manually. If no entry is required, select "No Entry" for the account titles and enter o for the amounts.) Indirect Method: Date Account Titles and Explanation Debit Credit December 31, 2020 (To transfer out beginning inventory balance) December 31, 2020 (To record ending inventory at cost) December 31, 2020 (To write-down inventory to lower NRV)