159) Answer

C. Familial adenomatous polyposis

Rationale

•All of the options are risk factors of prostate cancer except familial adenomatous polyposis, which refers to an inherited disorder characterized by numerous polyps in the epithelium of the large intestine. Familial adenomatous polyposis increases the risk of colon cancer.

•Prostate cancer is one of the most common cancers in American men. Genetics and age play a role in its development. Other risk factors for prostate cancer include family history, African-American race, increased levels of dihydrotestosterone, and folic acid supplement.