You are presented with the quiz "What is used to determine the age of plants or animals buried rapidly by sediment?" 

But you don't know the answer, so you turn to your teacher to ask for hints. He says that "radioactive dating is used to determine the age of fossils" and "for a fossil to be made, the dead plant or animal has to be buried rapidly by sediment". 

So, what's the best answer to the question?


 

   carbon dating        