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: Pathology
Which of the following is not associated with gingival Lesions? 
Select and explain. 
A. Herpes, B. Recurrent apthae, C. Pemphigus, D. Pyugenic granuloma
B: Recurrent apthae
Answer: B: Recurrent apthae 
Explanation: None