You are presented with the quiz "How does urine leave the body?" 

But you don't know the answer, so you turn to your teacher to ask for hints. He says that "urine is the liquid waste product of the body that is excreted by the urinary system" and "liquid waste passes through the blood and the urinary system ". 

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


 

      through the urinary system     