Use the Figure Below to Answer the Following Questions

Use the figure below to answer the following questions.

Figure 3.2.2
-Refer to Figure 3.2.2. If consumers' income increases,

A) the quantity of pizzas demanded increases.
B) the demand curve for pizzas shifts from D₁ to D₂ if a pizza is a normal good.
C) the supply of pizzas increases.
D) the quantity of pizzas supplied decreases.
E) a movement from point A to point B on D₁ occurs.