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
All are true about hepatic cystadenoma except 
Select and explain. 
A. Age >40 years and asymptomatic, B. Malignant predisposition, C. Surgical resection is required, D. Large projection with thickened wall is suggestive of malignancy
A: Age >40 years and asymptomatic
Answer: A: Age >40 years and asymptomatic 
Explanation: Majority of patients of biliary cystadenoma presents with a history of abdominal pain or mass Ref: Sabiston 20th edition Pgno : 1469