Which statement from the passage shows author bias? A) Corn is also a common source of food for livestock. B) "Unfortunately, hardworking farmers and ranchers see very little profits from this increase in price." C) State and federal government subsidy programs offer tax credits to gas stations for each gallon of ethanol they mix in with the gasoline they sell. D) However, overenthusiastic supporters should consider all sides of the issue before taking actions that are already putting America's economy in a precarious position.