On May 10, Hudson Computing sold 90 Millennium laptop computers to Apex Publishers. At the date of this sale, Hudsons perpetual inventory records included the following cost layers for the Millennium laptops.

Purchase Date	Quantity		Unit Cost				Total Cost
Apr. 9	70		$	1,500			$	105,000
May 1	30		$	1,600				48,000
Total on hand	100						$	153,000

Prepare journal entries to record the cost of the 90 Millennium laptops sold on May 10, assuming that Hudson Computing uses the following. (If no entry is required for a transaction/event, select "No journal entry required" in the first account field.)

a. Specific identification method (62 of the units sold were purchased on April 9, and the remaining units were purchased on May 1).

b. Average-cost method.

c. FIFO method.

d. LIFO method.