Human eyeball consists of three layers and it encloses
(a) Lens, iris, optic nerve
(b) Lens, aqueous humor, and vitreous humor
(c) Cornea, lens, iris
(d) Cornea, lens, optic nerve
Ans. The answer is the option (b) Lens, aqueous humor, and vitreous humor
Explanation: Human eyeball has three layers- sclera, choroid and retina. These three layers encloses lens, aqueous humor and vitreous humor.