The figure shows parts of the human eye labeled as $A, B, C$ and $D$. Select the option which correctly identifies the labeled part with its function and characteristics.

• A
  $D$ - Choroid - Its anterior part forms the ciliary body.
• B
  $A$ - Retina - Contains photoreceptor rods and cones.
• C
  $B$ - Blind spot - Has a very small number of rods and cones.
• D
  $C$ - Aqueous chamber - Reflects light that does not pass through the lens.