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
Meig's syndrome consists of the following except - 
Select and explain. 
A. Ascites, B. Hydrothorax, C. Benign ovarian tumour, D. Malignant ovarian tumour
D: Malignant ovarian tumour
Answer: D: Malignant ovarian tumour 
Explanation: None