Grand Co$.$ owns one copier that was purchased for $$10,000$ three years ago. The depreciation expense taken on the copier each year has been $$2,700$; $$1,800$; and $$2,200,$ based on the number of copies that have been made on the copier. Based on this information, the company uses the Blank$\_\_\_\_\_\_$ depreciation method.Multiple choice question.units$-$of$-$productionstraight$-$linedeclining$-$balanceMACRS