Finish the following sentence with the best choice: How to remove a set in (washed and dried) oil stain on clothes.

Choices:
- First put a piece of cardboard behind material with stain, then spray stain with WD-40, poor a lot of dry flour over stain and scrub scrub scrub and repeat process (less WD-40) again and again, then pre-treat with dawn soap then machine wash.
- First put a piece of cardboard behind material with stain, then spray stain with WD-40, poor a lot of baking soda over stain and scrub scrub scrub and repeat process (less WD-40) again and again, then pre-treat with dawn soap then machine wash.

Answer:
First put a piece of cardboard behind material with stain, then spray stain with WD-40, poor a lot of baking soda over stain and scrub scrub scrub and repeat process (less WD-40) again and again, then pre-treat with dawn soap then machine wash.