Concept:Retained profit is the amount left after charging all appropriations, such as dividends, transfers to reserves, tax, and goodwill write-off, to the profit available.Explanation:Total profit available = Net profit b/d + Profit and loss balance b/d=₦27,370+₦28,200=₦55,570.Final ordinary dividend =5% of ordinary share capital of ₦100,000=₦5,000.Total appropriations are:General reserve ₦4,100; Corporation tax ₦2,500; Preference dividend ₦2,100; Final ordinary dividend ₦5,000; Interim ordinary dividend ₦4,050; Goodwill written off ₦1,500.Total appropriations =₦19,250.Retained profit =₦55,570−₦19,250=₦36,320.Answer:B. ₦36,320