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
Keratin is a tumour market for - 
Select and explain. 
A. Carcinoma cervix, B. Neurofibroma, C. Rhabdomyosarcoma, D. Chorio carcinoma
A: Carcinoma cervix
Answer: A: Carcinoma cervix 
Explanation: None