(A) Gopal is shorter than Ashok but taller than Kunal;
(B) Navin is shorter than Kunal;
(C) Jayesh is taller than Navin;
(D) Ashok is taller than Jayesh.
Which of the given informations is not necessary to answer the above question ?
Option:
A. A
B. B
C. C
D. D
E. None of these
Answer: C . C
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Justification:
In terms of height, we have :
Gopal < Ashok, Kunal < Gopal, Navin < Kunal, Navin < Jayesh, Jayesh < Ashok.
So the sequence becomes :
Navin < Kunal < Gopal < Jayesh < Ashok.
Clearly, statement C is not necessary.
