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: Anaesthesia
Competitive neuromuscular blockade is enhanced by all except 
Select and explain. 
A. Hypercalcemia, B. Hypermagnesemia, C. Acidosis, D. Aminoglycosides
A: Hypercalcemia
Answer: A: Hypercalcemia 
Explanation: Hypocalcemia enhances neuromuscular blockade of competitive neuromuscular blockers.