Final answer:
DNA analysis is the most effective method for identifying a body centuries after death, as other methods may not be viable due to the decay of tissues.
Step-by-step explanation:
The identification of a body centuries after the person has died can best be assisted by DNA analysis. Over time, traditional identification methods such as fingerprint analysis, dental records, and photographic identification may no longer be viable due to the decomposition of tissues.
However, DNA can survive under certain conditions for centuries and can be extracted from bones, teeth, and desiccated tissues. Forensic anthropology uses biological anthropology techniques to analyze human remains and assist in crime-solving.
Forensic anthropologists work with investigative teams to uncover age, sex, and other characteristics from skeletal remains. The unique sequence of a person's DNA is crucial for identifying individuals, making DNA analysis an invaluable tool for forensic geneticists to match tissue samples with potential suspects or victims, long after a crime has been committed.