Answer :
Answer:
"How does the air pollution affect human health in the US?"
Explanation:
"How many people believe that air pollution should be regulated?",
"Which substances account for the greatest amount of air pollution?",
and "Which counties in the US experience the most air pollution?"
all have a definite answer. "How does the air pollution affect human health in the US?", however asks what you think about the question and does not have a definite answer.
Answer:
C- How does air pollution affect human health in the United States?
Explanation:
See attachment.
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