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
Maximum equilibrium potential is for - 
Select and explain. 
A. Na+, B. K+, C. Cl-, D. None
B: K+
Answer: B: K+ 
Explanation: Ans. is 'b' i.e., K+