The correct option is C Fluid pressure increase in eye
Glaucoma is caused by blockage of tiny ducts that drain the excess aqueous humor from anterior compartment causing a buildup of aqueous humor. This causes compression of the arteries due to increased pressure. Myopia is caused by elongation of eyeball while shortening of eyeball causes hypermetropia. Opaque cornea causes cataract. Thus, the correct answer is option C.