What Kind of Reorganization Goes on in the Brain of a Congenitally

What kind of reorganization goes on in the brain of a congenitally blind person?

A) areas of the cortex that are typically used for vision are shut down and go unused"
B) areas of the cortex that are typically used for vision are transferred to tactile and auditory input"
C) areas of there cortex that are typically used for vision are transferred to olfactory and gustatory input"
D) areas of the cortex that are typically used for vision are transferred to motor output"