A person gets out in the sunlight from a dark room. How does his pupil regulate and control the light entering the eye?
(a) The size of the pupil will decrease, and less light will enter the eye.
(b) The size of the pupil will increase, and more light will enter the eye.
(c) The size of the pupil will remain the same, but more light will enter the eye.
(d) The size of the pupil will remain the same, but less light will enter the eye.​