Thomas Engine Company is a wholesaler of marine engine parts. The activity of carburetor 2642J during the month of March is presented below. Date Balance or Transaction Units Unit Cost Unit Sales Price Marl Inventory 3,200 $64.30 $86.50 4 Purchase 3,400 64.75 87.00 14 Sales 3,600 37.25 25 Purchase 3,500 66.00 87.25 28 Sales 3,450 88.00 If Thomas uses a first-in, first-out perpetual inventory system, the total cost of the inventory for carburetor 2642J at March 31 is a. $196,115 b. $197,488