Which of the following statements presents the most serious obstacle to increasing the global use of biofuels ? A. Biofuels pollute the atmosphere more than gasoline. B. Biofuel is significantly more expensive than gasoline. C. Biofuel production has resulted in increased food prices. D. Biofuels cannot be used in automobiles. Please select the best answer from the choices provided Ο Α oc OD IM ME O

C. Biofuel production has resulted in increasd food prices.

Explanation: The negative impact was that it resulted in rising food prices.

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in the 1800s, locomotives powered by steam made transportation faster and cheaper. the resulting rapid growth of railroads led to the connection of the atlantic and pacific railroad in oklahoma city in 1897.

in the last years of the century, the improvement of steam-based engines the expansion and growth of railroads. this growth increased when the companies started to build and expand, such as the atlantic and pacific railroad, which connected new mexico with california, and missouri with oklahoma. many of these new networks were built in oklahoma, and these changes transportation henceforward.