Final answer:
All the options listed are examples of artifacts except for a posthole, which is a feature in archaeology.
Step-by-step explanation:
An artifact is an object made or modified by humans, often representing a culture or historical period. In this case, all the options listed are examples of artifacts, not including a posthole which is a feature in archaeology. A ceramic pot, potsherd, and stone point are all examples of artifacts because they are objects created or altered by people that provide insights into past civilizations.
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