Finish the following sentence with the best choice: Disinfecting your sponges

Choices:
- Dampen your sponges with ketchup and then place them in your blender for 90 seconds on full power.
- Dampen your sponges with water and then place them in your microwave oven for 90 seconds on full power.

Answer:
Dampen your sponges with water and then place them in your microwave oven for 90 seconds on full power.