Please choose the correct solution to the question: How to clean the bath tub.

Solution1: Mix half oil and half warm water into a spray bottle. Wear rubber gloves. Spray tub with solution and let it set for 15 minutes. Wipe it with a cloth or sponge then rinse with water.

Solution2: Mix half vinegar and half warm water into a spray bottle. Wear rubber gloves. Spray tub with solution and let it set for 15 minutes. Wipe it with a cloth or sponge then rinse with water.

Answer format: solution1/solution2
Answer: solution2