Lactation Consultant

Answer: B - Contaminated water which contains arsenic is shown to be associated with adult onset cancers. Arsenic occurs naturally in drinking water in some nations. In Chile, for example, young children exposed to arsenic in water have a greater incidence of lung, kidney, and liver cancer as adults. Similarly, infants in Japan who ingested arsenic-contaminated powdered formula had a greater incidence of liver cancer and skin cancer as adults.