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
Stocker's line is seen in: 
Select and explain. 
A. Pinguencula, B. Pterygium, C. Congenital Ocular Melanosis, D. Congenital epithelial melanosis
B: Pterygium
Answer: B: Pterygium 
Explanation: B i.e. Pterygium