Educational reform, free trade and political disagreement are the educational issues facing the United States in the early 2000s.
The common schooling model in the early twentieth century was an 8-year simple school and a 4-year high school. In 1910, a new educational structure based on a six–three–three system was introduced.
The outdated educational issue is the major problem right now at schooling.
Thus, option D is correct.
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