In Mixed letter coding type of questions, three or four complete messages are given in the coded language and the code for a particular word is asked. To analyse such codes, any two messages bearing a common word are picked up. The common code word will mean that word. Proceeding smilarly by picking up all possible combinations of two, the entire message can be analysed.

In a certain code language,
(A) ‘pic vic nic’ means ‘winter is cold’
(B) ‘to nic re’ means ‘summer is hot’
(C) ‘re pic boo’ means 'winter and summer’
(D) ‘vic tho pa’ means ‘nights are cold’
Which of the given statements is superfluous ?

A. Only A
B. Only D
C. Both A and D
D. Neither A nor D
E. None of these
Answer: C . Both A and D


Clearly both statements A and D are superfluous.