Question

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what does the flynn effect theorize?
intelligence scores are decreasing due to an over - reliance on technology.
intelligence scores are relatively stable in contrast to improvement in our educational system.
intelligence scores are meaningless and should be abandoned.
intelligence scores are steadily increasing in modernized countries.

Explanation:

The Flynn effect refers to the observed long - term increase in intelligence quotient (IQ) scores in modernized countries over time. It is not about scores decreasing due to technology, nor about scores being stable despite educational improvements, nor about scores being meaningless.

Answer:

Intelligence scores are steadily increasing in modernized countries.