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
Esotropia is associated with 
Select and explain. 
A. Myopia, B. Aphakia, C. Hypermetropia, D. Presbyopia
C: Hypermetropia
Answer: C: Hypermetropia 
Explanation: Esotropia - hypermetropia.
Exotropia - myopia.