Given the following reasoning and answer, what was the question? Jelly fish found in all ocean waters is a free-swimming marine coelenterate with a gelatinous bell or saucer shaped body that is typically transparent and has stinging tentacles around the edge. Jellyfish live in salty water of oceans.
 The answer: salt water
The question Where must a jellyfish live?
Options:
- store
- see
- japanese restaurant
- hawaii
- salt water