Which of the following is a key distinction regarding infant testing?

Which of the following is a key distinction regarding infant testing?
 
  a) Scores obtained in infancy have little correlation school-age scores, except for children with very low scores in infancy.
   b) Scores obtained in infancy have little correlation school-age scores, except for children with very high scores in infancy.
   c) Scores obtained in infancy have a strong correlation school-age scores, except for children with very low scores in infancy.
   d) Scores obtained in infancy have a strong correlation school-age scores, particularly for children with very high scores in infancy.