Respuesta :
Answer:
the answer is b). to improve living conditions in overcrowded cities
Explanation:
got it right on edge
The reason why some states passed laws for ventilation was to improve living conditions in overcrowded cities.
Why were ventilation laws passed?
Overcrowded cities were quite prone to air pollution thanks to the various industrial activities and human activities that took place.
As a result, ventilation laws were passed to improve the air quality which would make living conditions better in these cities.
Find out more on ventilation laws at https://brainly.com/question/12367668.
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