Cancer can be prevented by ingestion of-: (A) Beta carotene, (B) "VitaminC & E", (C) Selenium, (D) All the above
Answer is D. All the above mentioned are antioxidants . Antioxidants reduce the cell damage done by free radicals and reduce the chance of cancer activation . They prevent free radical damage to cells and improves immune function Ref Harrison 20th edition pg 98e