O O Inventory records for Marvin Company revealed the following: Unit Cost Transaction Beginning inventory Number of Units Date Mar 1 1,000 $720 Mar 10 Purchase 600 7.25 Mar 16 Purchase 800 230 Mar 23 Purchase 600 7.35 Marvin sold 2,300 units of inventory during the month. Ending inventory assuming weighted-average cost would be (round weighted-average unit cost to four decimals and final answen to the nearest whole dollar) O $5,087 O $5,107 O $5,077 $5,005