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:The relationship between the marginal revenue (MR)…When a firm's total revenue is at the maximum,…A manufacturing company whose production was…If an increase in earning leads to more of a…The company's earning yield is?