Finish the following sentence with the best choice: how to remove a splinter

Choices:
- apply a paste of baking soda and activated charcoal, wait several minutes for the splinter to pop out, then remove
- apply a paste of baking soda and water, wait several minutes for the splinter to pop out, then remove

Answer:
apply a paste of baking soda and water, wait several minutes for the splinter to pop out, then remove