Sayid’s liver is not able to break down harmful substances in his body, which is an important function of the liver. sayid’s condition is best classified as a disorder. a symptom. a sign. a disease.

significant amounts of nitrogen oxides, carbon monoxide, and other pollution

explanation:

passenger vehicles are a major pollution contributor, producing significant amounts of nitrogen oxides, carbon monoxide, and other pollution. in 2013, transportation contributed more than half of the carbon monoxide and nitrogen oxides, and almost a quarter of the hydrocarbons emitted into our air.

climate change and pollution