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
All are True about  endometrial carcinoma in clinical stage III except 
Select and explain. 
A. Vaginal metastasis, B. Para aortic lymph node involvement, C. Peritoneal involvement, D. Pelvic lymph node involvement
C: Peritoneal involvement
Answer: C: Peritoneal involvement 
Explanation: Endometrial cancer stage III:
Stage IIIA: Involvement of uterine serosa and/ or adnexa
Stage IIIB: Involvement of vagina and/or parametrium
Stage IIIC:

IIIC1: Positive Pelvic nodes
IIIC2: Positive Paraaortic nodes with or without positive pelvic nodes