请选择ABC9n7M;V:x)i Helen Keller was deaf. So she_________ hear.0q;A:\9T8M/@7~'R5E:|3X2~
A. can0q;A:\9T8M/@7~'R5E:|3X2~
B. could0q;A:\9T8M/@7~'R5E:|3X2~
C. couldn’t0q;A:\9T8M/@7~'R5E:|3X2~