The Price Elasticity of Demand Is Defined as the Ratio

Multiple Choice

The price elasticity of demand is defined as the ratio of the _____ other factors held constant.

A) percentage change in quantity demanded to the percentage change in price
B) percentage change in the price of an input to the percentage change in the price of the good
C) change in the price of a good to the change in the total revenue
D) percentage change in price of the good to the percentage change in the consumers' income
E) percentage change in quantity demanded to the percentage change in the price of a competitor's good