Figure 21-4
In each case, the budget constraint moves from BC-1 to BC-2. 
-Refer to Figure 21-4. Which of the graphs in the figure could reflect a simultaneous increase in the price of good X and decrease in the price of good Y?
Definitions:
Ounce of Chocolate
A unit of measure representing the weight of chocolate, commonly used in purchasing or consuming chocolate.
Price-quantity Schedules
Charts or tables that show the relationship between the prices of goods and services and the quantities supplied or demanded at those prices.
Demand
A schedule or curve that shows the various amounts of a product that consumers are willing and able to purchase at each of a series of possible prices during a specified period of time.
Consumer Income
The total earnings of a consumer, influencing their purchasing power and ability to buy goods and services.
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