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
Not a germ cell tumour is : 
Select and explain. 
A. Dysgerminoma, B. Teratoma, C. Granulosa theca cell tumour, D. Embryonal cell carcinoma
C: Granulosa theca cell tumour
Answer: C: Granulosa theca cell tumour 
Explanation: Granulosa theca cell tumour