A restriction on the quantity of a commodity that could be imported is known as? by Sunday | Jul 23 | Commerce WAEC | 0 comments A. license B. price control C. quota D. tariff E. ban Correct Answer: Option C – quota Users Also Read These:When the quantity of a commodity supplied increases…If as a result of fall in price of the commodity X,…Import duty and tariffs is an instrument used for…Let the quantity demanded in units of a particular…What is the elasticity of demand for commodity X, if…