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
Systemic metastasis is commonest in : 
Select and explain. 
A. Ovarian Carcinoma, B. Endometrial Carcinoma, C. Choriocarcinoma, D. Carcinoma cervix
C: Choriocarcinoma
Answer: C: Choriocarcinoma 
Explanation: Choriocarcinoma