Date Transaction Mar. 1 Beginning inventory Mar.10 Purchase Mar.16 Purchase Mar. 23 Purchase Number of Units 1,010 540 820 570 Unit Cost $7.13 7.29 7.46 7.67 PNW sold 2,200 units of inventory during the month. Cost of goods sold assuming weighted average cost would be: (Do not round your intermediate calculations and round your final answer to nearest dollar amount. Round weighted average unit cost to 4 decimals if necessary.) Multiple Choice 0 $16,038. 0 $15,686. 0 $16,183. 0 $16,252