This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous (Gynae), Subject name: Gynaecology & Obstetrics
Which of the following is feminizing ovarian tumours: 
Select and explain. 
A. Granulosa cell tumour, B. Arrhenoblastoma, C. Hilus cell tumour, D. Gynandroblastoma
A: Granulosa cell tumour
Answer: A: Granulosa cell tumour 
Explanation: (Granulosa cell tumour): Ref: 362-S (339-S14th)TUMOURS ARISING FROM PRIMITIVE MESENCHYME(a) Feminizing: Granulosa cell, Theca cell, Leteoma(b) Neutral: Dyserminoma (Seminoma)(c) Virilising: Arrhenoblastoma, suprarenal cortical tumour, Hilus cell tumours(d) Mixed: Gynandroblastoma