On April 1, Kelly Company purchased $2,300 of supplies on account and debited Supplies Expense, which is an alternate way of recording the initial expenditure. At the end of the calendar year, $2,000 of supplies remained. If the appropriate adjusting entry is not made at the end of the year, what will be the effect on:

Lauer corporation uses the periodic inventory system and has provided the following information about one of its laptop computers: date transaction number of units cost per unit 1/1 beginning inventory 210 $ 910 5/5 purchase 310 $ 1,010 8/10 purchase 410 $ 1,110 10/15 purchase 255 $ 1,160 during the year, lauer sold 1,025 laptop computers. what was cost of goods sold using the lifo cost flow assumption?