Use the following to answer question 9:
Figure: Shifts in Demand and Supply II
9. (Figure: Shifts in Demand and Supply II) Look at the figure Shifts in Demand and
Supply II. The figure shows how supply and demand might shift in response to specific
events. Suppose the technology for producing ethanol fuel improves. Which panel best
describes how this will affect the market for ethanol?
A) panel A
B) panel B
C) panel C
D) panel D
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