This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Physiology
Under physiological conditions heat acclimatization is accomplished WE. 
Select and explain. 
A. Decreased Renal Blood Flow, B. Increased urine sodium, C. Increased aldosterone secreti on, D. Excessive sweating
B: Increased urine sodium
Answer: B: Increased urine sodium 
Explanation: B i.e. Increased urine sodium