This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Gynaecological oncology, Subject name: Gynaecology & Obstetrics
[{'content': 'True about Stage III B Endometrial Carcinoma \nSelect and explain. \nA. Vaginal metastasis, B. Lymph node metastasis, C. Bowel involvement, D. Lung metastasis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: 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 Paraaoic nodes with or without positive pelvic nodes Positive peritoneal cytology doesn&;t alter the stage Ref: FIGO SURGICAL STAGING 2014', 'role': 'assistant'}]