21. (Figure: Demand for DVDs) Look at the figure Demand for DVDs. A decrease in the
price of movie tickets (a substitute) would result in a change illustrated by:
A) the move from f to g in panel A.
B) the move from h to i in panel B.
C) the move from j to k in panel C.
D) the move from l to m in panel D.
Use the following to answer question 22:
Figure: Shifts in Demand and Supply
22. (Figure: Shifts in Demand and Supply) Look at the figure Shifts in Demand and Supply.
The figure shows how supply and demand might shift in response to specific events.
Suppose the population increases. Which panel best describes how this will affect the
market for apples?
A) panel A
B) panel B
C) panel C
D) panel D
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