This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Non communicable diseases, Subject name: Social & Preventive Medicine
[{'content': 'The non-modifiable risk factor for hypeension is - \nSelect and explain. \nA. Obesity, B. Age, C. Salt intake, D. Environment stress', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Non modifiable risk factors for Hypeension- Age Sex Genetic factors Ethnicity Modifiable risk factors - Obesity Salt intake Saturated fat Environmental stress. Ref- Park&;s textbook of Preventive and Social Medicine 24th edition. .', 'role': 'assistant'}]