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
Lesion in female child born to a mother treated with stilbesterol is : 
Select and explain. 
A. Vaginal adenosis, B. Sarcoma Botyroides, C. Cervical erosion, D. Carcinoma endometrium
A: Vaginal adenosis
Answer: A: Vaginal adenosis 
Explanation: Vaginal adenosis