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
Commonest site for carcinoma of tongue is: 
Select and explain. 
A. Lateral margin, B. Tip of tongue, C. Posterior 1/3, D. Ventral surface
A: Lateral margin
Answer: A: Lateral margin 
Explanation: None