1. Which development was most effective in reducing economic inequalities of some social groups during the 1960s?

Affirmative action programs in the workplace was most effective in reducing economic inequalities.
Good action programs in the offices or workplace is considered as the most effective in reducing economic inequalities during 1960s because we see more economic inequalities at the workplace.
So we can conclude that Affirmative action programs in the workplace is the correct answer.
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