Which of the following is not a concern regarding the use of corn as biofuel

The correct answer for above statement is:

The color of corn is different than the color of gasoline or coal.

Explanation:

While there was a great potential to use grain as a biofuel the cost of corn-based commodities rushed up throughout the world as well as any other goods as more area was being given to corn. The only difficulty though is corn isn't the best specialist for biofuels, there are a lot of additional choices that work great and aren't as costly to grow.

The color of corn is different than the color of gasoline or coal.