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: Skin
Nikolsky sign is seen in? 
Select and explain. 
A. Salmonella infectio, B. Gram negative bacteremia, C. Meningococci infection, D. Staphylococci infection
D: Staphylococci infection
Answer: D: Staphylococci infection 
Explanation: Ans. is 'd' i.e., Staphyloccci infection