Type the correct answer in each box. Spell all words correctly. What stage is this solution? Flora is mixing the chemical solutions for her darkroom. She mixes a gallon of developing solution, stop bath solution, fixing solution, and hypo-clearing agent. Most of these chemicals are now ready to use. The stop bath solution, fixing solution, and hypo-clearing agent are all considered solutions. The developing solution must be diluted again before use. It is called a solution at this stage.