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: Microbiology
All of the following are true about BCG vaccine except. 
Select and explain. 
A. WHO recommends Danish 1331 strain of M.bovis, B. Given intradermally, C. Normal saline is a diluent, D. Site of injection should be cleaned with spirit
D: Site of injection should be cleaned with spirit
Answer: D: Site of injection should be cleaned with spirit 
Explanation: Site of injection should be cleaned with soap but not with disinfectant or spirit.