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: Pathology
Schiller- Duval bodies is seen in ? 
Select and explain. 
A. Choriocarcinoma, B. Embryonal cell Ca, C. Endodermal sinus tumour, D. Immature teratoma
C: Endodermal sinus tumour
Answer: C: Endodermal sinus tumour 
Explanation: Ans. is 'c' i.e., Endodermal sinus tumor