Parts A, B, C and D of the human eye are shown in the diagram. Select the option which gives correct identification along with its functions/characteristics.
Label A is Retina - Contains photoreceptors i.e., rods and cones.
Label B is Blind spot - It has no rods and cones.
Label D is Choroid - Its posterior part forms ciliary body.
Label C is Aqueous chamber - It provides nutrition to the eye, as well as maintains the eye in a pressurized state.