What caused u. s. opinion to be against germany?
0
a. germans weren't religious.
o
b. germans didn't speak english.
o
c. germany shot down planes carrying americans.
o
d. germany sank ships carrying americans.

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. 

What are the options?