Which sentence best states the theme of the passage?

Children can change very quickly.
Doing what is right for someone you love can require sacrifice.
People are sometimes hurt by the same individuals they care about.
Parents who are too protective of their children keep them from growing.

The answer is d. john marshall

True blindness may be caused by trauma to the eye, severe conjunctivitis due to  ibr (infectious bovine rhinoceros) or pink eye or other infections, leptospirosis, lead poisoning, selenium toxicity, fungal infections, vitamin a  deficiencies, rabies, vitamin b12 deficiency, neoplastic of the orbit or  conjunctiva, cataracts, congenital malformations, etc.