Final answer:
The 18th and 21st Amendments demonstrate how one amendment can repeal another, showcasing the flexibility of the amendment process.
Explanation:
The 18th and 21st Amendments illustrate how one amendment can be repealed by another, showcasing the flexibility of the amendment process. In the case of these two amendments, the 21st Amendment repealed the 18th Amendment, which had established Prohibition in the United States. This process demonstrates how the Constitution can be amended to reflect changing times and societal needs.
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