What air pollutant that is released due yo human activity?

A) carbon dioxide

B) nitrogen dioxide

C) toxic dioxide

D) all of these are air pollutants caused by humans

it is A

because when the level of co2 increases the temperature of the earth can increase because the co2 particles reflect the UV back to earth without being sent out of the OZONE LAYER.

co2 level can increase by cutting down trees

i think iş d ...