Verbal Aptitude

Argument: 'Banning diesel tractors in farm operations will significantly improve urban air quality in downwind metropolitan areas.' This argument assumes that:

Options:

• (A) Agricultural diesel emissions constitute a meaningful fraction of the pollutants drifting toward the downwind cities.
• (B) Urban vehicles do not produce any particulate matter.
• (C) Electric tractors produce zero emissions throughout their battery manufacturing cycle.
• (D) Farmers will cease cultivating crops if diesel tractors are banned.