Number of the letters skipped in between adjacent letters of the series starting from behind are increased by one.
Which of the following series observes this rule ?

B. OMJFA

The following question is based on the following alphabet series.
A  B  C  D  E  F  G  H  I  J  K  L  M
N  O  P  Q  R  S  T  U  V  W  X  Y  Z Which letter should be fourth to the left of twelfth letter from the right if the second half of the given alphabet is reversed ?

B. K

In the following question, a group of letters is given which are numbered 1, 2, 3, 4, 5 and 6. Below are given four alternatives containing combinations of these numbers. Select that combination of numbers so that letters arranged accordingly, form a meaningful word. D  A  I  M  E  N
1  2  3  4  5  6

C. 4, 2, 3, 1, 5, 6

From the word 'LAPAROSCOPY', how many independent meaningful words can be made without changing the order of the letters and using each letter only once ?

B. 2

In each of the following questions, find which one word cannot be made from the letters of the given word. SUPERIMPOSABLE

B. REPTILE