Please answer this asap for the Business Mathematics, thank you !

Given: Gross sales - $75,000; sales returns and allowances - $4,000; beginning inventory - $5,000; net purchases - $9,000; ending inventory - $3,000; operating expenses - $13, 900. Calculate answers for Net Sales; Cost of Merchandise (goods sold); Gross Profit from Sales; Net Income $71,000 A. A Net Sales $11,000 B. B) Cost of Merchandise (goods sold) $60,000 C. C) Gross Profit from Sales $46, 100 D. D Net Income