Use the following to answer questions :
Figure: Shifts in Demand and Supply II 
-(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?
Definitions:
Pancreas
An organ in the digestive and endocrine system that produces enzymes for digestion and hormones such as insulin for blood sugar regulation.
Melatonin
A hormone produced by the pineal gland in the brain that regulates sleep and wakefulness.
Pineal Gland
A small endocrine gland in the brain that produces melatonin, which regulates sleep-wake cycles and seasonal functions.
Body Temperature
A measure of the body's ability to generate and get rid of heat, considered an important aspect of homeostasis and indicative of health status.
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