Finish the following sentence with the best choice: how to de ice a sidwalk without salt

Choices:
- mix a teaspoon of Dawn, tablespon of rubbing alcohol and hot water. pour over walk.
- mix potting soil with fertilizer and pour hot water over the walk. Let sit ten minutes and add kitty litter.

Answer:
mix a teaspoon of Dawn, tablespon of rubbing alcohol and hot water. pour over walk.