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: Gynaecology & Obstetrics
Treatment of malignant ovarian tumours is : 
Select and explain. 
A. Total hysterectomy, B. Total salpingo - oophorectomy, C. Total hysterectomy with unilateral salpingo - oophrectomy, D. Total hysterectomy with bilateral salpingo -oophorectomy
D: Total hysterectomy with bilateral salpingo -oophorectomy
Answer: D: Total hysterectomy with bilateral salpingo -oophorectomy 
Explanation: Total hysterectomy with bilateral salpingo -oophorectomy