Which ONE of the statements sums up what the passage is about?

• A. The case of Richard, a savant, illustrates the discovery that the dividing line between a prodigyand a savant is just the presence of a disability.
• B. Rather than conclude that autistic patients have limited IQ, we must make the effort to discover the special ability each autistic patient has.
• C. Kids with autism, if encouraged, could turn out to be a savant as they share a range of extraordinary abilities with prodigies.
• D. When the instance of an autistic is examined closely, it is found that some diagnosed as autistic might be a savant with a ‘spiked’ extra-ordinary ability.