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
'Cayenne pepper' stippling due to hemosiderin is found in : 
Select and explain. 
A. Erythroplasia of Queyrat, B. Pagets disease, C. Plasma cell balantitis of zoon, D. Metronidazole
C: Plasma cell balantitis of zoon
Answer: C: Plasma cell balantitis of zoon 
Explanation: C i.e. Plasma cell balantitis of zoon