PLEASE HELP URGENT Why was it important to establish the Clean Air Act?

to reduce the need to study the effects of dirty air on human health

to determine ways to reduce the number of premature deaths per year

to create a regulation that makes any activities that pollute the air illegal

to make sure that no government activities polluted the local atmosphere

to determine ways to reduce the number of premature deaths per year

Explanation:

children tend to take more after their grandparents more than their parents. it’s the dna you received that was passed down to you somewhere in your family. maybe one of your grandparents had/has straight hair and you might have gotten it from them.

where in your body is there an enzyme that does function at a high or low ph? what is the name of that enzyme and its function?