-In the above figure,the shift in the demand curve from D to D? can be the result of
A) an increase in the price of pizza.
B) an increase in the price of a sub sandwich, a substitute for pizza.
C) an increase in the price of soda, a complement to pizza.
D) a change in quantity demanded.
E) a decrease in income if pizza is a normal good.

Question

-In the above figure,the shift in the demand curve from D to D? can be the result of
A) an increase in the price of pizza. 
B) an increase in the price of a sub sandwich, a substitute for pizza. 
C) an increase in the price of soda, a complement to pizza. 
D) a change in quantity demanded. 
E) a decrease in income if pizza is a normal good.

Quizplus · Accepted Answer

An increase in the price of a substitute good, like a sub sandwich, would cause the demand for pizza to increase, shifting the demand curve to the right from D to D?.

-In the Above Figure,the Shift in the Demand Curve from D