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
Drug of choice for acute meningococcal pyogenic meningitis is : 
Select and explain. 
A. Crystalline penicillin (Pen. G), B. Sulphonamides, C. Chloramphenicol, D. Amoxycillin
A: Crystalline penicillin (Pen. G)
Answer: A: Crystalline penicillin (Pen. G) 
Explanation: None