Over the last 70 years,the intelligence scores of people in developed countries have shown a steady and significant decline.

Name: Over the last 70 years,the intelligence scores of people in developed countries have shown a steady and significant decline.
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The Flynn effect suggests that intelligence scores have generally increased over the past several decades in developed countries, although recent studies indicate that this trend may be slowing or reversing in some regions.

Over the Last 70 Years,the Intelligence Scores of People in Developed