The price and quantity of crude oil and petrol sold to other countries by Nigeria is fixed by the? By: Sunday|Published on: May 2|Categories: Economics NECO| 0 comments A. ECOWAS B. IMF C. OPEC D. NNPC E. none Correct Answer: Option C – OPEC Users Also Read These:If petrol is no longer needed to produce energy;…The price and quantity of crude oil and petrol sold…The following will occur when maximum price is fixed…If the unit cost price of a product is #90 and sold…If the equilibrium price of a certain commodity is…SEE ALSO In a given set of data; if the variance is 25. What is the standard deviation?