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Author Question: Why did was there a severe drop in lead levels in New York in the 1970s? a. the New York City ... (Read 148 times)

nramada

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on: Jul 15, 2018
Why did was there a severe drop in lead levels in New York in the 1970s?
 
  a. the New York City Department of Health mandated a reduction in lead levels
  b. the National Center for Healthy Housing led an effort to replace old windows across the city
  c. federal policies required the elimination of lead from gasoline and local policies reduced lead
  emissions from municipal incinerators
  d. the number of children contaminated by lead decreased

Question 2

Which of the following best summarizes why the author of the article thinks that Nevin's theory
  about lead poisoning is the only one that can account for international trends in crime?
 
  a. other theories rely only on intuition and have no factual evidence to support them
  b. abortion was legalized in Britain in the 1970s, but the violent crime rate rose in the 1990s
  c. lead levels plummeted in New York in the 1970s and crime dropped in the 1990s
  d. data to support the lead poisoning theory has been collected from multiple countries, which have
  different abortion rates, police strategies, demographics, and economic conditions


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dpost18

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Reply #1 on: Jul 15, 2018
Answer to Question 1

c

Answer to Question 2

d


nramada

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Reply #2 on: Jul 15, 2018
Correct answers!


dpost18

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Reply #3 on: Jul 15, 2018
Great! Please up vote :D


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