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
One of the following syndrome is characterized by an esophageal web with resulting dysphagia, atrophic changes in the mucous membranes of the mouth and a hypochromic microcytic anemia 
Select and explain. 
A. Marfan's syndrome, B. Plummer-vinson syndrome, C. Meckels syndrome, D. Sjogren's syndrome
B: Plummer-vinson syndrome
Answer: B: Plummer-vinson syndrome 
Explanation: None