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
A patient presents with focal alopecia areata. All of the following are associations of alopecia areata except: 
Select and explain. 
A. Nail pitting, B. Atopy, C. Geographic tongue, D. Exclamatory mark
C: Geographic tongue
Answer: C: Geographic tongue 
Explanation: Answer- C. Geographic tongueGeographic tongue (also known as benign migratory glossitis, erythema migrans lingualis, glossitis areata migrans, and transitory benign plaques ofthe tongue). An inflammatory condition of the mucous membrane of the tongue, usually on the dorsal surface.