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

A. BRITAIN

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. E  H  N  T  O  R
1  2  3  4  5  6

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

How many pairs of letters are there in the word 'REPURCUSSION' which have as many letters between them in the word as in the alphabet and that too in the same order ? (Hint : Do not consider the pairs 'US' and 'ON'.)

B. ONE

If it is possible to make a meaningful word out of the second, the fourth, the fifth and the eigth letters of the word 'ILLOGICAL' then which of the following will be the third letter of the so formed word ? If more than one word can be formed then give X as the answer. If no meaningful word can be formed, then give Z as the answer.

D. X

In the following series, count each N which is immediately followed by X but X is not immediately followed by T. How many such N's are there ?
N  X  N  T  Q  M  N  X  T  M  X  N  X  C  N  Q  M  N  N  X  Q  N  X  T  X  N  A  M  X  N  X  M

B. 4