Answer: Obesity, family history and Tobacco use.
Step-by-step explanation:
Overweight and obesity can cause changes in the body that help lead to cancer. This can include long-lasting inflammation and higher than normal levels of insulin, insulin-like growth factor, and sex hormones.
Some faulty genes that increase the risk of cancer can be passed on from parent to child. These are inherited cancer gene faults.
Chemicals from cigarettes damage DNA. Cigarette chemicals make it harder for cells to repair any DNA damage.