Please choose the correct solution to the question: how to clean windows with a mop

Solution1: Mix one part water to one part vinegar in a small bucket, Dip a clean microfiber cloth or mop head into the solution and attach to the mop handle, Scrub your exterior windows with the mop.

Solution2: Mix one part juice to one part vinegar in a small bucket, Dip a clean microfiber cloth or mop head into the solution and attach to the mop handle, Scrub your exterior windows with the mop.

Answer format: solution1/solution2
Answer: solution1