<human>: Here is a goal: How can I tell if an egg has gone bad?

Which way makes more sense to accomplish this goal?

OPTIONS:
- Put it in 4 inches of water if it stays at the bottom it's bad.
- Put it in 4 inches of water if it floats to the top it's bad.
<bot>: Put it in 4 inches of water if it floats to the top it's bad.