What commodity is associated with OPEC? by Sunday | Dec 22 | Geography JAMB | 0 comments A. Coffee B. Iron and Steel C. Vegetable oil D. Mineral oil Correct Answer: Option D – Mineral oil Users Also Read These:If the price of a commodity falls and the quantity…If commodity X is a by-product of commodity Y; this…If a fall in price of one commodity leads to an…An increase in the supply of a commodity X…In the short-run commodity X and commodity, Y are…