<human>: Here is a goal: To decide whether to discard dark cooking oil,

Which way makes more sense to accomplish this goal?

OPTIONS:
- smell the oil for a rancid smell, check to see if it is too thick, and throw away oil that is too dark or foamy.
- smell the oil for a flowery smell, check to see if it is too thick, and throw away oil that is too dark or foamy.
<bot>: smell the oil for a rancid smell, check to see if it is too thick, and throw away oil that is too dark or foamy.