The passage supplies information for answering which all of the following questions
(A) Which neighboring regions of the brain are afflicted by the cross-wiring that gives rises to synesthesia (B) In which situations does synesthesia positively or negatively affect learning abilities (C) What are the possible applications of the results of research on synesthesia in developing new models of the brain (D) How do synesthetes distinguish between synesthetic and non-synesthetic experiences (E) What specific parts of the brain anatomy are considered responsible for number and color processing