When Vision Is Restored to Adults Who Have Been Blind

Multiple Choice

When vision is restored to adults who have been blind for their entire lives, they typically ___________________. Examples such as this best demonstrate the ___________.

A) are able to develop perfectly normal vision within 9 months; flexibility of the nervous system
B) are able to develop perfectly normal vision within 9 months; importance of critical periods
C) never fully adjust to the visual world; flexibility of the nervous system
D) never fully adjust to the visual world; importance of critical periods