Which statement summarizes how the chart illustrates the author's position on ethanol?
A)
The chart supports the author's claim that corn is a better alternative than
soybeans.
The chart supports the author's claim that more corn used for ethanol
means less corn for livestock.
B)
C)
The chart shows that the history of agriculture has proven that corn prices
will level out naturally.
D)
The chart supports the author's claim that not only the price of corn, but
the prices of wheat and soybeans have risen as well.