Figure 21-3
In each case, the budget constraint moves from BC-1 to BC-2. 
-Refer to Figure 21-3. Which of the graphs in the figure reflects an increase in the price of good Y only?
Definitions:
David Buss
A psychologist known for his work on the evolutionary bases of human sexual behavior and mate selection.
Mate Preferences
The criteria or attributes individuals seek or prioritize in potential sexual or romantic partners.
Evolutionary Influences
Factors that shape the development and behavior of organisms over generations, driven by natural selection and adaptation.
Selective Mating Choices
Selective mating choices involve choosing partners based on specific criteria or traits, affecting genetic diversity and evolution.
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