Concept:Bitumen is an oily, non-polar petroleum product, so it dissolves best in another petroleum-based solvent.Explanation:Bitumen is not soluble in water because water is polar.Acid is aqueous and also not effective for dissolving bitumen.Alcohol is partly polar and has limited ability to dissolve heavy oil products.Kerosene is a petroleum solvent and effectively dissolves bitumen from the skin.Answer:C. kerosene.