How can carbon dioxide be considered a pollutant when it is a natural component of air?
a Carbon dioxide is considered a pollutant even though it is a natural component of air, because it is
harmful to all living organisms
b Carbon dioxide is considered a pollutant when larger concentrations than normal are present in the
air as a result of human activity
Carbon dioxide is considered a pollutant, because it forms harmful chemicals when mixed with
other pollutants in the air
d. Carbon dioxide cannot be considered a pollutant under any circumstances
Please select the best answer from the choices provided
OA
ОВ
OC
OD
ASAP PLEASE