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: Social & Preventive Medicine
Savalon contains: 
Select and explain. 
A. Cetrimide + chlorhexidine, B. Cetavlon + cetrimide, C. Cetrimide + chlorhexidine + Butyl alcohol, D. Chlorhexidine + Butyl alcohol
A: Cetrimide + chlorhexidine
Answer: A: Cetrimide + chlorhexidine 
Explanation: Cetrimide + chlorhexidine