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
Increase in blood pressure occurs with 
Select and explain. 
A. Low potassium intake, B. Low calcium intake, C. Low sodium intake, D. Low choride intake
A: Low potassium intake
Answer: A: Low potassium intake 
Explanation: 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