Final answer:
The Eighth Amendment guards against excessive punishment if a person is convicted of a crime.
Step-by-step explanation:
The amendment that guards against excessive punishment if a person is convicted of a crime is the Eighth Amendment. The Eighth Amendment is part of the Bill of Rights and it prohibits cruel and unusual punishment. It ensures that the punishment for a crime fits the severity of the crime committed and prevents punishments that are considered excessive or torturous.
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