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:When the price of commodity A increases, the demand…If the price of a commodity falls and the quantity…The demand for a commodity not directly for…If an increase in the price of a commodity leads to…If the price of commodity X rises and consumers…