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: Surgery
[{'content': "Hydrocele is labelled `vaginal'when it is \nSelect and explain. \nA. Limited to scrotum, B. Upto inguinal canal, C. Communicating into coelomic cavity, D. Upto deep inguinal ring", 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]