A 15-year-old boy sees an optometrist to obtain his first pair of eye glasses. An eye examination reveals 20/80 vision in both eyes. Which of the following best explains the pathogenesis of myopia in...

A 15-year-old boy sees an optometrist to obtain his first pair of eye glasses. An eye examination reveals 20/80 vision in both eyes. Which of the following best explains the pathogenesis of myopia in this patient?

(A) Decreased anteroposterior diameter of the eye

(B) Increased anteroposterior diameter of the eye

(C) Increased thickness of the lens

(D) Sensory retinal degeneration

(E) Water retention in the aqueous humor