Hypertension is a major risk factor for stroke. A stroke can be caused by excessive blood clotting. Based on this information, which of the following would indicate that a stroke might have some genetic basis? (2 points)
Family history of hypertension and excessive platelet production
Family history of hypertension and excessive blood plasma
Hypertension caused by poor diet and excessive platelet production
Hypertension caused by poor diet and excessive blood plasma