Concept:Capital employed is the total long-term funds invested in a business.It is found by subtracting current liabilities from total assets.Explanation:From the data, total assets =NGN520,000.Current liabilities =N150,000.Use the formula:Capital employed = Total assets − Current liabilities.Substitute the given values:Capital employed =N520,000−N150,000=N370,000.The net profit of NGN60,000 and current assets of NGN 280,000 are not required for this computation.Answer:NGN370,000 (Option C).