Figure 3-8 -Refer to Figure 3-8.The Graph in This Figure Illustrates an This

Figure 3-8

-Refer to Figure 3-8.The graph in this figure illustrates an initial competitive equilibrium in the market for apples at the intersection of D₂ and S₁ (point C) . Which of the following changes would cause the equilibrium to change to point B?

A) A positive change in the technology used to produce apples and decrease in the price of oranges, a substitute for apples.
B) An increase in the wages of apple workers and an increase in the price of oranges, a substitute for apples.
C) An increase in the number of apple producers and a decrease in the number of apple trees as a result of disease.
D) A decrease in the wages of apple workers and an increase in the price of oranges, a substitute for apples.