You are presented with the quiz "What animal found on Earth would belong to the phylum Platyhelmintes?" 

But you don't know the answer, so you turn to your teacher to ask for hints. He says that "flatworms belong to the phylum Platyhelminthes" and "flatworms are bilaterally symmetric". 

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


 

 bilaterally symmetrical worms          