The organism* you chose was previously classified by a scientist. What five questions could the scientist ask that would help classify your organism? *(I chose dog)
Please help quickly

Ronald wants to see if a new shower cleaner works better in removing soap than his old cleaner. he uses the new cleaner on one half of the shower tiles and his old cleaner on the other half. identify the independent and dependent variables in this experiment. enter your answer in the space provided.