Exhibit 20-4 -Refer to Exhibit 20-4.As a Consequence of the Depicted Change

Multiple Choice

Exhibit 20-4

-Refer to Exhibit 20-4.As a consequence of the depicted change in the supply of X,the demand curve for Y shifted from D₁ to D₂.It follows that

A) X and Y are substitutes.
B) X and Y are complements.
C) X and Y are inferior goods.
D) demand for Y is price elastic.