When Assessing Pupillary Light Reflex,which of the Following Techniques Should

When assessing pupillary light reflex,which of the following techniques should the nurse use?

A) Shine a penlight from directly in front of the patient,and inspect for pupillary constriction.
B) Ask the patient to follow the penlight in eight directions,and observe for bilateral pupil constriction.
C) Shine a light across the pupil from the side,and observe for direct and consensual pupillary constriction.
D) Ask the patient to focus on a distant object.Then ask the patient to follow the penlight to about 7 cm (2¾ in. ) from the nose.