Concept:Percentage change in price compares the change between the old and new price, expressed as a fraction of the original price.Explanation:Original price of maize = 24New price of maize = 16Change in price = 16−24=−8Percentage change in price = 24−8×100Percentage change in price = −33.33%The negative sign shows a fall in price.The magnitude of the percentage change is 33.33%.Answer:D. 33.3%