If X and Y are two goods, then the cross elasticity of demand for X WITH RESPECT TO y is defined as the?
A. percentage change in the quantity of X divded by the percentage change in the price of Y B. percentage change in the quantity of X divided by change in the price of Y C. change in the quantity of X divided by change in the price of Y D. percentage change in the quantity of X divided by the price Y E. percentage change in the price of X divided by percentage change in the quantity of Y