A Patient Diagnosed with Cataracts Asks How They Develop

A patient diagnosed with cataracts asks how they develop.What should the nurse respond to this patient?

A) "Cataracts usually result from chronic systemic diseases."
B) "Cataracts usually result from the prolonged use of toxic substances."
C) "Cataracts are believed to result from eye injuries sustained early in life."
D) "Cataracts may form as a result of exposure to ultraviolet light over time."