Figure 4-7 -Refer to Figure 4-7.The Movement from Db to Da in to Da

Multiple Choice

Figure 4-7
-Refer to Figure 4-7.The movement from Db to Da in the market for potato chips could be caused by a(n)

A) decrease in the price of potato chips.
B) decrease in income,assuming that potato chips are a normal good.
C) announcement by the FDA that potato chips lower cholesterol.
D) increase in the price of a pretzels.