Rate the following argument fragment on its writing, argument, and language skills:
Lead: Cars are a very good tool for getting from one location to the next, but the gas and diesel that powers some cars is producing a greenhouse gas that is polluting our air. A few countries have temporarily banned the usage of cars because of the thick smog that has built around their air space. In Source 1, by

Elizabeth Rosenthal , Source 2, by

Robert Duffer,

Source 3, by

Andrew Selsky , and lastly source 4, by

Elizabeth Rosenthal , speak about how cars are effecting our lives, and polluting our air

Score: 1