Concept:Selling and distribution expenses are shared among departments in the ratio of their turnover, that is, their sales.Explanation:Total selling and distribution expenses to be apportioned is N1,800.From the table, departmental turnovers are: K = N40,000, L = N60,000, and M = N80,000.So, the turnover ratio is 40,000:60,000:80,000=4:6:8.Total ratio parts = 4+6+8=18.Department M has 8 parts out of 18.Therefore, Department M’s share = 188×N1,800=N800.Answer:A. N800