Final answer:
The U.S. presidential elections since 1968 have been characterized by alternating victories for Democrats and Republicans, referred to as the era of divided government.
Step-by-step explanation:
The subject of this question is Social Studies. The question is related to the U.S. presidential elections since 1968. Since then, there has been a pattern of alternating between Democrats and Republicans winning the presidency, which is known as the era of divided government.
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