Please choose the correct solution to the question: how to remove mildew

Solution1: mix one ounce each of laundry detergent and trisodium phosphate with one quart laundry bleach and three quarts of water. Scrub the area with a soft brush and rinse with clean water

Solution2: mix one ounce each of laundry detergent and trisodium phosphate with one quart laundry fabric softener and three quarts of water. Scrub the area with a soft brush and rinse with clean water

Answer format: solution1/solution2
Answer: solution1