Use the Figure Below to Answer the Following Question(s)

Multiple Choice

Use the figure below to answer the following question(s) . Figure 4-4
Given the demand and supply conditions shown in Figure 4-4, if the government imposes a price ceiling of a, which of the following would be true?

A) Consumers would want to buy r units.
B) Consumers would want to buy s units.
C) Producers would wish to sell s units.
D) Producers would wish to sell r units.