Please choose the correct solution to the question: How can I keep fleas of my dog naturally?

Solution1: Fill up a spray bottle with distilled milk, half a cup of witch hazel, a few teaspoons of vodka and half a cup of organic apple cider vinegar.    Shake the bottle well.    Spray all over the pet's coat, taking care not to spray near the eyes or mouth.    Allow the coat to air dry.

Solution2: Fill up a spray bottle with distilled water, half a cup of witch hazel, a few teaspoons of vodka and half a cup of organic apple cider vinegar.    Shake the bottle well.    Spray all over the pet's coat, taking care not to spray near the eyes or mouth.    Allow the coat to air dry.

Answer format: solution1/solution2
Answer: solution2