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
[{'content': 'Which of the following is true about hydatid cyst of the liver \nSelect and explain. \nA. Surgical management is done always, B. Conservative treatment is effective, C. Aspiration is safe, D. E.multilocularis is the most common cause', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Surgical management is indicated in refractory cases or complicated cyst E.granulosus is the most common cause', 'role': 'assistant'}]