You partially darken a room and ask the client to look straight ahead. You use a penlight and, approaching from the side you shine the light, it constricts. You remove the light and then shine it on the same pupil again. You also observe the response of the other pupil. You would normally find the other pupil doing which of the following things?

A.    not make any change in size
B.    dilate in an oppositional response to the light
C.    first constrict, then dilate larger than the other pupil
D.    constrict in consensual response

Ans:  D