D) it protects our nation
<em> Answer: The overall U.S. population growth has shifted south and west, with Texas and Florida now among the most populous states. RACIAL AND ETHNIC DIVERSITY As we've grown, we've also become more diverse. Improved access to education means far more people today are college graduates.</em>
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<em>Explanation:</em>
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As I answered before, when a world war has just finished, the country's resources are depleted. So, it is difficult to provide jobs and houses for returning soldiers because these would require manpower and monetary resources. The period after the war is dedicated to picking up the scrap and trying to make do with what's available through cooperation. So, for me, the most appropriate course of action is helping labor unions work together with businesses.
