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
Out of Syphilitic glossitis, Plummer Vinson syndrome, Mikulicis syndrome and hepatitis A; which of these  predispose to squamous cell carcinoma 
Select and explain. 
A. Syphilitic glossitis and plummer Vinson syndrome, B. Syphilitic glossitis and Mikulicz's syndrome, C. Plummer Vinson disease and hepatitis A, D. hepatitis A and Mikulicz's Syndrome
A: Syphilitic glossitis and plummer Vinson syndrome
Answer: A: Syphilitic glossitis and plummer Vinson syndrome 
Explanation: None