This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Oral Cavity, Subject name: ENT
Which of the following is the diagnosis of the condition shown? 
Select and explain. 
A. Hairy tongue, B. Fissured tongue, C. Geographical tongue, D. Fordyce spots
C: Geographical tongue
Answer: C: Geographical tongue 
Explanation: Ans. is 'c' i.e., Geographical tongue Geographical tongue* It is characterized by erythematous areas, devoid of papillae, surrounded by an irregular keratotic white outline.* The lesions keep changing their shape and hence the condition is also called "migratory glossitis."* The condition is asymptomatic and may not require any treatment.