<human>: Goal: How to make garlic last longer?

Which of the following methods is more reasonable for accomplishing this goal?

OPTIONS:
- Halve the garlic and then freeze it in an ice cube tray with a small amount of oil and water
- Slice the garlic and then freeze it in an ice cube tray with a small amount of water
<bot>: Slice the garlic and then freeze it in an ice cube tray with a small amount of water