This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Anatomy
Most common anatomocal lesion of tongue cancer is 
Select and explain. 
A. Anterior third, B. Lateral margin, C. Dorsum, D. Posterior third
B: Lateral margin
Answer: B: Lateral margin 
Explanation: Most of 60-70percent of cancer arise from lateral surface of middle third of tongue