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
Savlon contains : 
Select and explain. 
A. Cetrimide and cetavlon, B. Cetrimide and Chlorhexidine, C. Cetrimide, Chlorhexidine and butyl alcohol, D. Cetrimide and butyl alcohol
B: Cetrimide and Chlorhexidine
Answer: B: Cetrimide and Chlorhexidine 
Explanation: Savlon is a very popular disinfectant in the hospitals and it contains chlorhexidine and cetrimide.