You are presented with the quiz "Where are dinosaur remains usually found?" 

But you don't know the answer, so you turn to your teacher to ask for hints. He says that "if fossils of an animal or plant are found in a place then that animal or plant used to live in that place" and "dinosaurs are the most popular fossils". 

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


 

   where they used to live        