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: Dental
Which of the following premalignant lesion has the highest potential of getting converted into malignancy? 
Select and explain. 
A. Apthous ulcer, B. Leucoplakia, C. Erythroplakia, D. Lichen planus
C: Erythroplakia
Answer: C: Erythroplakia 
Explanation: Among all oral precancerous lesions, Erythroplakia has the maximum potential to convert to malignancy.