A company reports inventory using the lower of cost and net realizable value. Below is information related to its year-end inventory: Inventory Unit A Unit B Unit C Unit D Quantity 10 18 12 15 Cost $30 43 23 18 NRV $32 40 27 17 a. Calculate ending inventory under the lower of cost and net realizable value. Ending inventory b. Prepare the necessary adjusting entry to inventory. (If no entry is required for a particular transaction/event, select "No Journal Entry Required" in the first account field.)