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: Pharmacology
Amphotericin B treatment mandates the monitoring of which of the following electrolytes - 
Select and explain. 
A. Na+, B. Ca2+, C. Mg2+, D. None
C: Mg2+
Answer: C: Mg2+ 
Explanation: Ans. is `c i.e. Mg+2