Write the next sentence in the following story.

How to treat glaucoma in poodles
Look at your poodle's eyes.
You may first notice that one eye looks different than the other. The white of one eye might look red with inflamed blood vessels crossing over the surface of the eye.

Available choices:
a). The second eye might look sickly, with the lower than normal shade of the color red. The third eye might look milky white if its eyeball is manipulated further from the other eye.
b). The cornea that is normally clear may look blue or milky since the cells can swell from glaucoma. Your poodle's pupil may look dilated or larger than usual.
c). In this case, veterinarian needs to determine which eye is infected. Your poodle's eyes may be dark or blue.
d). If you notice a white dot starting to form in one corner of the eye, look directly in the opposite direction that the dot has impacted. Another sign of glaucoma is redness in the white/black wall between the eye and the pupil.. The answer should be
b).