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: Biochemistry
Which of the following mucopolysaccharidosis present with clear cornea? 
Select and explain. 
A. Hurler disease, B. Hunter disease, C. Scheie disease, D. Morquio disease
B: Hunter disease
Answer: B: Hunter disease 
Explanation: Hunter's disease and sanfilippo disease present with clear cornea.