A gas commonly found in smog is ozone. Correct answer: A
Smog generally occurs in the lower part of the atmosphere is composed mainly of tropospheric ozone (O3), primary particulate matter such as pollen and dust; and secondary particulate matter such as sulphur oxides, volatile organic compounds, nitrogen oxides (NOx) and ammonia gas.
Explanation:
By including all the required nutrition food in the diet we manage balanced diet from locally available food items.
Stabilizing selection... I think it might be right if I'm wrong, sorry if I am.
B) Can be done anywhere outside
