Which of the following, if true, provides the most logical completion of the passage below  Cars fueled by methanol have a much lower level of emissions of pollutants such as carbon monoxide and environmentally harmful hydrocarbons than gasoline-fueled cars do
Methanol fuel does produce somewhat higher formaldehyde emissions than gasoline does
gasoline-powered cars are required by United States law to be equipped with catalytic converters that reduce emissions of many pollutants