Figure 3-5 in Figure 3-5, If the Initial Demand

Multiple Choice

Figure 3-5 In Figure 3-5, if the initial demand for margarine were D₁, an increase in the price of butter, which is a substitute for margarine, would tend to cause which of the following changes in the market for margarine?

A) a shift in the demand curve from D₁ to D₂
B) a shift in the demand curve from D₂ to D₁
C) a movement along demand curve D₁ from a to b
D) a movement along demand curve D₁ from b to a