Recent U.S. legislation has mandated increased use of biofuels, and the number of ethanol refineries is growing rapidly. It is now predicted that by 2015, as much as_______of the U.S. corn crop could go toward ethanol production.
A) 90%
B) 10%
C) 20%
D) 75%
E) 50%
Correct Answer:
Verified
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