Number of letters skipped in between adjacent letters in the series is in the order of 12, 22, 32.
Which of the following series observes the rule given above ?

Answer: A. CEJT
C D E F  G  H  I J K  L  M  N  O  P  Q  R  S T
  1   4   9  
  (12)   (23)   (32)