HMS, HAG 2019 HSC 1 MC Which of the following is a non-modifiable risk factor for breast cancer? Age Obesity High-fat diet Physical inactivity Show Answers Only \(A\) Show Worked Solution A is correct: Age cannot be changed and increases breast cancer risk. Other Options: B is incorrect: Obesity is modifiable through diet and exercise. C is incorrect: High-fat diet can be changed through nutrition choices. D is incorrect: Physical inactivity is modifiable through lifestyle changes.