Answer:
I do believe that Setting is the correct answer.
Explanation:
Anything possibly from what they think they understand from the excerpt
I am certain your answer is 4.
To me, it makes the most sense and I think anyone else can agree.
Hope I helped, and good luck!
The following is an example of how cities responded to public health and sanitation issues is <span>the chlorination and purification of drinking water. The answer s letter C.</span>
