Question

what is the main criteria used by the World Bank in classifying different countries​

Answer 1

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The criterion used by World Bank: The average income, i.e. per capita income is the main criterion used by the World Bank in classifying different countries.

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Answer 2

$answer$

The criterion used by World Bank: The average income, i.e. per capita income is the main criterion used by the World Bank in classifying different countries.

Hope this helps