This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Fluid and electrolytes, Subject name: Medicine
[{'content': 'Increase in blood pressure occurs with \nSelect and explain. \nA. Low potassium intake, B. Low calcium intake, C. Low sodium intake, D. Low choride intake', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Low-potassium diet -- Low dietary potassium intake (below 40 mEq/day ) has been associated with an elevation in blood pressure and an increased risk of stroke , as well as an increase in risk of chronic kidney disease Ref Davidson 23rd edition pg 355', 'role': 'assistant'}]