How does altitude affect climate?

the higher the altitude, the colder the climate will be
the lower the altitude, the colder the climate will be
the higher the altitude, the hotter the climate will be
altitude is not related to climate

me find out which one is

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.