-In the Above Figure, the Demand Curve for Good a Shifts

Multiple Choice

-In the above figure, the demand curve for Good A shifts from D1 to D2 in Graph A when the price of Good B changes from P1 to P2 in Graph B. We can conclude that

A) Good A and Good B are substitutes.
B) Good A and Good B are complements.
C) Good A is a normal good but Good B is an inferior good.
D) Good A and Good B are unrelated.