If you're not able to refute their statement why would you dismiss it as a 'conspiracy theory'? In fact your classmate is correct, you also need to be 'alive'

If you're not able to refute their statement why would you dismiss it as a 'conspiracy theory'? In fact your classmate is correct, you also need to be 'alive' for your organs to be harvested, there's an entire ongoing field of debate in the medical community about the ethics of this, which a quick peruse of the literature will get you upto speed on.