knowing the location where the fossils were found. establishing an inventory of bones collected. comparing to characteristics of known dinosaurs. knowing the absolute age of the fossils.
I gave my students this multiple choice question: Several dinosaur bones are discovered buried in volcanic ash. The type of dinosaur can best be identified by

Only one answer is correct among these 4 choices:
- knowing the location where the fossils were found.
- establishing an inventory of bones collected.
- comparing to characteristics of known dinosaurs.
- knowing the absolute age of the fossils.

Could you tell me which one is correct?

comparing to characteristics of known dinosaurs.