The greatest revenue earning industry in Nigeria is? by Sunday | May 26 | Economics WAEC | 0 comments A. construction B. agriculture C. manufacturing D. mining Correct Answer: Option D D. mining Users Also Read These:At the point where marginal revenue of a monopolist…The relationship between the marginal revenue (MR)…A firm will shut down in the long run if its earning is?When a firm's total revenue is at the maximum,…The greatest proportion of government revenue in…