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
Tubuloglomerular feedback occurs in 
Select and explain. 
A. ADH secretion in collecting duct, B. Constant solute load on distal tubule, C. Macula densa, D. Balance between ascending and descending loop of henle
B: Constant solute load on distal tubule
Answer: B: Constant solute load on distal tubule 
Explanation: None