This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Urethra & Penis, Subject name: Surgery
[{'content': 'Most common site of cancer penis: \nSelect and explain. \nA. Glans penis, B. Prepuce, C. Shaft, D. Coronal Sulcus', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. (a) Glans penisRef Bailey and Love 27th Edition, Page 1492* Most common site of involvement of cancer penis (Squamous Cell Cancer)# Glans - 50%# Prepuce- 20%# Both glans and prepuce# Coronal sulcus# Shaft', 'role': 'assistant'}]