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

Multiple Choice

-In the above figure,the shift in the demand curve from D to D1 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.