Finish the following sentence with the best choice: How can you reduce a throbbing headache?

Choices:
- Take a lime, cut it in half and rub it on your forehead, it will help reduce your headache.
- Take a piece of sandpaper, cut it in half and rub it on your forehead, it will help reduce your headache.

Answer:
Take a lime, cut it in half and rub it on your forehead, it will help reduce your headache.