Directions: Select the option that indicates the grammatically incorrect and inappropriate sentence(s).

(A) Drive down the empty back roads that lead to Gerald Tumbleson's Martin county, Minn., farmhouse, and you would never know you are riding through one of America's newest boomtown. (B) In Martin County and all across the Cornbelt, ethanol plants are bidding up corn prices and persuading farmers like Tumbleson to bypass traditional grain markets and sell corn to them year round instead. (C) The fact that many renewable energy technologies are still years from being commercially successful, combined with what some say is a lack of places to turn to for money, leaves many of these companies especially vulnerable. (D) Still, talk to farmers in southern Minnesota about the wealth being created here, and you'll discover there's almost as much anxiety as euphoria.