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: Ophthalmology
All are seen in stage III trachoma except: 
Select and explain. 
A. Tarsal epitheliofibrosis, B. Trachomatous pannus, C. Herbe's pits, D. Disappearance of Bowman's membrane
B: Trachomatous pannus
Answer: B: Trachomatous pannus 
Explanation: Ans. Trachomatous pannus