Q: Fact 1: Light enters the eye through an opening called the pupil. Fact 2: Light rays are focussed on the retina. Given the two facts above, where do rays enter the eye?

Options are:
[A]. glass
[B]. Summer
[C]. pupil
[D]. lenses
[E]. harmful
[F]. the sun
[G]. photons
[H]. skin
A:
[C].