If One Eye Is Sutured Shut During the Critical Period

If one eye is sutured shut during the critical period for plasticity, under which of the below conditions will the structure and function of the visual cortex recover?

A) After the deprived eye has been open for at least twice as long as it was shut
B) After a few weeks have passed since the deprived eye was opened
C) After a few months have passed since the deprived eye was opened
D) After a least a year has passed since the deprived eye was opened
E) None of the above