FIGURE 4-2 -Refer to Figure 4-2. Under What Circumstances Would a Movement

FIGURE 4-2

-Refer to Figure 4-2. Under what circumstances would a movement from D₁ to D₂ occur?

A) if there is a decrease in the income of consumers and submarine sandwiches are inferior goods
B) if the price of bread used to make submarine sandwiches increases
C) if there is an increase in the income of consumers and submarine sandwiches are inferior goods
D) if the wages of submarine sandwich makers decrease